Base | Representation |
---|---|
bin | 11101000000010000… |
… | …000000111011111000 |
3 | 2222101101111122012221 |
4 | 131000100000323320 |
5 | 1002240013223112 |
6 | 22150132213424 |
7 | 2151513450616 |
oct | 350020007370 |
9 | 88341448187 |
10 | 31142711032 |
11 | 12231280814 |
12 | 605176a274 |
13 | 2c2404b584 |
14 | 17161046b6 |
15 | c240e9e07 |
hex | 740400ef8 |
31142711032 has 32 divisors (see below), whose sum is σ = 58773124800. Its totient is φ = 15470175744.
The previous prime is 31142711029. The next prime is 31142711053. The reversal of 31142711032 is 23011724113.
It is a junction number, because it is equal to n+sod(n) for n = 31142710988 and 31142711006.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833569 + ... + 870127.
It is an arithmetic number, because the mean of its divisors is an integer number (1836660150).
Almost surely, 231142711032 is an apocalyptic number.
It is an amenable number.
31142711032 is a deficient number, since it is larger than the sum of its proper divisors (27630413768).
31142711032 is a wasteful number, since it uses less digits than its factorization.
31142711032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37255 (or 37251 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 25.
The spelling of 31142711032 in words is "thirty-one billion, one hundred forty-two million, seven hundred eleven thousand, thirty-two".
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