Base | Representation |
---|---|
bin | 11100111001101101… |
… | …100000000001000010 |
3 | 2222002202001201222110 |
4 | 130321231200001002 |
5 | 1002023422000002 |
6 | 22131212520150 |
7 | 2146012101444 |
oct | 347155400102 |
9 | 88082051873 |
10 | 31033000002 |
11 | 12185357244 |
12 | 6020a80056 |
13 | 2c073b78c4 |
14 | 1705706494 |
15 | c19677e6c |
hex | 739b60042 |
31033000002 has 16 divisors (see below), whose sum is σ = 62069446080. Its totient is φ = 10343758992.
The previous prime is 31032999929. The next prime is 31033000039. The reversal of 31033000002 is 20000033013.
It is a happy number.
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, 18078 + ... + 249785.
It is an arithmetic number, because the mean of its divisors is an integer number (3879340380).
Almost surely, 231033000002 is an apocalyptic number.
31033000002 is an abundant number, since it is smaller than the sum of its proper divisors (31036446078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31033000002 is a wasteful number, since it uses less digits than its factorization.
31033000002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 287177.
The product of its (nonzero) digits is 54, while the sum is 12.
Adding to 31033000002 its reverse (20000033013), we get a palindrome (51033033015).
The spelling of 31033000002 in words is "thirty-one billion, thirty-three million, two", and thus it is an aban number and an uban number.
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