Base | Representation |
---|---|
bin | 11101001101111110… |
… | …110011001100000000 |
3 | 2222222102222120001212 |
4 | 131031332303030000 |
5 | 1003223002014141 |
6 | 22225041545252 |
7 | 2160311526326 |
oct | 351576631400 |
9 | 88872876055 |
10 | 31373079296 |
11 | 1233a315909 |
12 | 60b6945228 |
13 | 2c5c9a9360 |
14 | 173894dd16 |
15 | c394522eb |
hex | 74dfb3300 |
31373079296 has 144 divisors (see below), whose sum is σ = 71323891968. Its totient is φ = 13669171200.
The previous prime is 31373079253. The next prime is 31373079299. The reversal of 31373079296 is 69297037313.
It is not an unprimeable number, because it can be changed into a prime (31373079299) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4226180 + ... + 4233596.
Almost surely, 231373079296 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31373079296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35661945984).
31373079296 is an abundant number, since it is smaller than the sum of its proper divisors (39950812672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31373079296 is a wasteful number, since it uses less digits than its factorization.
31373079296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7518 (or 7504 counting only the distinct ones).
The product of its (nonzero) digits is 1285956, while the sum is 50.
The spelling of 31373079296 in words is "thirty-one billion, three hundred seventy-three million, seventy-nine thousand, two hundred ninety-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •