Base | Representation |
---|---|
bin | 1001101000100011101… |
… | …10101100101000000111 |
3 | 1011122101210112112110002 |
4 | 10310101312230220013 |
5 | 20410403040024111 |
6 | 412022000351515 |
7 | 32625533566661 |
oct | 4642166545007 |
9 | 1148353475402 |
10 | 331012033031 |
11 | 118421732769 |
12 | 5419b31559b |
13 | 252a2a84c04 |
14 | 12041b4b531 |
15 | 892509463b |
hex | 4d11daca07 |
331012033031 has 32 divisors (see below), whose sum is σ = 364437388800. Its totient is φ = 299518922880.
The previous prime is 331012033013. The next prime is 331012033039. The reversal of 331012033031 is 130330210133.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-331012033031 is a prime.
It is a super-2 number, since 2×3310120330312 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 331012032994 and 331012033012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331012033039) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22420430 + ... + 22435188.
It is an arithmetic number, because the mean of its divisors is an integer number (11388668400).
Almost surely, 2331012033031 is an apocalyptic number.
331012033031 is a deficient number, since it is larger than the sum of its proper divisors (33425355769).
331012033031 is a wasteful number, since it uses less digits than its factorization.
331012033031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15399.
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 331012033031 its reverse (130330210133), we get a palindrome (461342243164).
The spelling of 331012033031 in words is "three hundred thirty-one billion, twelve million, thirty-three thousand, thirty-one".
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