Base | Representation |
---|---|
bin | 11101000111101001… |
… | …000110010001000000 |
3 | 2222201000212022010001 |
4 | 131013221012101000 |
5 | 1003013240230401 |
6 | 22210322245344 |
7 | 2154550536262 |
oct | 350751062100 |
9 | 88630768101 |
10 | 31266726976 |
11 | 12295285831 |
12 | 60871b6854 |
13 | 2c439503a4 |
14 | 1728787b32 |
15 | c2ee45601 |
hex | 747a46440 |
31266726976 has 105 divisors (see below), whose sum is σ = 67021794455. Its totient is φ = 14471276160.
The previous prime is 31266726941. The next prime is 31266726979. The reversal of 31266726976 is 67962766213.
The square root of 31266726976 is 176824.
It is a perfect power (a square), and thus also a powerful number.
It is a super-2 number, since 2×312667269762 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
Its product of digits (6858432) is a multiple of the sum of its prime divisors (56).
It is not an unprimeable number, because it can be changed into a prime (31266726979) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 1008604081 + ... + 1008604111.
Almost surely, 231266726976 is an apocalyptic number.
31266726976 is the 176824-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31266726976
31266726976 is an abundant number, since it is smaller than the sum of its proper divisors (35755067479).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31266726976 is an frugal number, since it uses more digits than its factorization.
31266726976 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182 (or 56 counting only the distinct ones).
The product of its digits is 6858432, while the sum is 55.
The spelling of 31266726976 in words is "thirty-one billion, two hundred sixty-six million, seven hundred twenty-six thousand, nine hundred seventy-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •