Base | Representation |
---|---|
bin | 11100111000100001… |
… | …010101000101110110 |
3 | 2222001100111021110022 |
4 | 130320201111011312 |
5 | 1002003314013220 |
6 | 22125220525142 |
7 | 2145350265551 |
oct | 347041250566 |
9 | 88040437408 |
10 | 31013032310 |
11 | 12175059217 |
12 | 60162507b2 |
13 | 2c032160c0 |
14 | 1702bc9698 |
15 | c17a31925 |
hex | 738855176 |
31013032310 has 16 divisors (see below), whose sum is σ = 60117570576. Its totient is φ = 11450965728.
The previous prime is 31013032301. The next prime is 31013032313. The reversal of 31013032310 is 1323031013.
It is a super-2 number, since 2×310130323102 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31013032313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119280764 + ... + 119281023.
It is an arithmetic number, because the mean of its divisors is an integer number (3757348161).
Almost surely, 231013032310 is an apocalyptic number.
31013032310 is a deficient number, since it is larger than the sum of its proper divisors (29104538266).
31013032310 is a wasteful number, since it uses less digits than its factorization.
31013032310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238561807.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 31013032310 its reverse (1323031013), we get a palindrome (32336063323).
The spelling of 31013032310 in words is "thirty-one billion, thirteen million, thirty-two thousand, three hundred ten".
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