Base | Representation |
---|---|
bin | 11101001010111100… |
… | …000110111100001100 |
3 | 2222211212221121020020 |
4 | 131022330012330030 |
5 | 1003121420321444 |
6 | 22220020022140 |
7 | 2156121652032 |
oct | 351274067414 |
9 | 88755847206 |
10 | 31322042124 |
11 | 1231352692a |
12 | 60a1831950 |
13 | 2c52249b49 |
14 | 1731c66552 |
15 | c34c20119 |
hex | 74af06f0c |
31322042124 has 24 divisors (see below), whose sum is σ = 73412505600. Its totient is φ = 10393860624.
The previous prime is 31322042107. The next prime is 31322042149. The reversal of 31322042124 is 42124022313.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 31322042094 and 31322042103.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5849724 + ... + 5855075.
It is an arithmetic number, because the mean of its divisors is an integer number (3058854400).
Almost surely, 231322042124 is an apocalyptic number.
It is an amenable number.
31322042124 is an abundant number, since it is smaller than the sum of its proper divisors (42090463476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31322042124 is a wasteful number, since it uses less digits than its factorization.
31322042124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11705029 (or 11705027 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 31322042124 its reverse (42124022313), we get a palindrome (73446064437).
The spelling of 31322042124 in words is "thirty-one billion, three hundred twenty-two million, forty-two thousand, one hundred twenty-four".
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