Base | Representation |
---|---|
bin | 11100111010011000… |
… | …101001110101101000 |
3 | 2222010112100110201001 |
4 | 130322120221311220 |
5 | 1002034320444144 |
6 | 22132255204344 |
7 | 2146210205326 |
oct | 347230516550 |
9 | 88115313631 |
10 | 31044312424 |
11 | 12190783454 |
12 | 60248166b4 |
13 | 2c09848948 |
14 | 170700cd16 |
15 | c1a65ebd4 |
hex | 73a629d68 |
31044312424 has 16 divisors (see below), whose sum is σ = 58232446020. Its totient is φ = 15515660160.
The previous prime is 31044312419. The next prime is 31044312461. The reversal of 31044312424 is 42421344013.
It can be written as a sum of positive squares in 2 ways, for example, as 24497884324 + 6546428100 = 156518^2 + 80910^2 .
It is a junction number, because it is equal to n+sod(n) for n = 31044312392 and 31044312401.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 791667 + ... + 829954.
Almost surely, 231044312424 is an apocalyptic number.
It is an amenable number.
31044312424 is a deficient number, since it is larger than the sum of its proper divisors (27188133596).
31044312424 is a wasteful number, since it uses less digits than its factorization.
31044312424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1624020 (or 1624016 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 31044312424 its reverse (42421344013), we get a palindrome (73465656437).
The spelling of 31044312424 in words is "thirty-one billion, forty-four million, three hundred twelve thousand, four hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •