31,448,004

31,448,004 (thirty-one million four hundred forty-eight thousand four) is an even 8-digit number. It is a composite number with 72 divisors, and factors as 2² × 3 × 7² × 79 × 677. Its proper divisors sum to 55,119,036, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1DFDBC4.

Interestingness

Properties

Parity

Even

Digit count

8

Digit sum

24

Digit product

0

Digital root

6

Palindrome

No

Bit width

25 bits

Reversed

40,084,413

Square (n²)

988,976,955,584,016

Divisor count

72

σ(n) — sum of divisors

86,567,040

φ(n) — Euler's totient

8,858,304

Sum of prime factors

777

Primality

Prime factorization: 2 ² × 3 × 7 ² × 79 × 677

Nearest primes: 31,447,987 (−17) · 31,448,017 (+13)

Divisors & multiples

Sums & aliquot sequence

Continued fraction of √n

√31,448,004 = [5607; (1, 5, 1, 3, 9, 3, 4, 1, 1, 10, 2, 1, 7, 31, 1, 2, 1, 2, 1, 4, 1, 4, 1, 3, …)]

Representations

In words

thirty-one million four hundred forty-eight thousand four

Ordinal

31448004th

Binary

1110111111101101111000100

Octal

167755704

Hexadecimal

0x1DFDBC4

Base64

Ad/bxA==

One's complement

4,263,519,291 (32-bit)

Scientific notation

3.1448004 × 10⁷

As a duration

31,448,004 s = 363 days, 23 hours, 33 minutes, 24 seconds

As an angle

Also seen as