Base | Representation |
---|---|
bin | 11101001010100001… |
… | …000110000000000000 |
3 | 2222211101121210220120 |
4 | 131022201012000000 |
5 | 1003113112213014 |
6 | 22215204140240 |
7 | 2156004525411 |
oct | 351241060000 |
9 | 88741553816 |
10 | 31314960384 |
11 | 1230a52a254 |
12 | 609b397680 |
13 | 2c5093a676 |
14 | 1730d41808 |
15 | c342c1ba9 |
hex | 74a846000 |
31314960384 has 56 divisors (see below), whose sum is σ = 83501529720. Its totient is φ = 10438311936.
The previous prime is 31314960353. The next prime is 31314960389. The reversal of 31314960384 is 48306941313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31314960389) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612529 + ... + 661680.
It is an arithmetic number, because the mean of its divisors is an integer number (1491098745).
Almost surely, 231314960384 is an apocalyptic number.
It is an amenable number.
31314960384 is an abundant number, since it is smaller than the sum of its proper divisors (52186569336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31314960384 is an equidigital number, since it uses as much as digits as its factorization.
31314960384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1274238 (or 1274214 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 42.
The spelling of 31314960384 in words is "thirty-one billion, three hundred fourteen million, nine hundred sixty thousand, three hundred eighty-four".
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