Base | Representation |
---|---|
bin | 11101001011011011… |
… | …101011111010001010 |
3 | 2222212110112011100121 |
4 | 131023123223322022 |
5 | 1003131030220020 |
6 | 22220513253454 |
7 | 2156252216563 |
oct | 351333537212 |
9 | 88773464317 |
10 | 31330320010 |
11 | 12318170160 |
12 | 60a456428a |
13 | 2c53b878c2 |
14 | 1732dbd16a |
15 | c35807baa |
hex | 74b6ebe8a |
31330320010 has 32 divisors (see below), whose sum is σ = 61660325952. Its totient is φ = 11367108480.
The previous prime is 31330320001. The next prime is 31330320011. The reversal of 31330320010 is 1002303313.
It is not an unprimeable number, because it can be changed into a prime (31330320011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272739 + ... + 370198.
It is an arithmetic number, because the mean of its divisors is an integer number (1926885186).
Almost surely, 231330320010 is an apocalyptic number.
31330320010 is a deficient number, since it is larger than the sum of its proper divisors (30330005942).
31330320010 is a wasteful number, since it uses less digits than its factorization.
31330320010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 643398.
The product of its (nonzero) digits is 162, while the sum is 16.
Adding to 31330320010 its reverse (1002303313), we get a palindrome (32332623323).
The spelling of 31330320010 in words is "thirty-one billion, three hundred thirty million, three hundred twenty thousand, ten".
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