Base | Representation |
---|---|
bin | 1110001100111010100111… |
… | …01000011000001100100100 |
3 | 11002120120101002020202010102 |
4 | 13012131103220120030210 |
5 | 13043133231214144022 |
6 | 150230525320043232 |
7 | 6402205150424225 |
oct | 706352350301444 |
9 | 132516332222112 |
10 | 31230110303012 |
11 | 9a5068510a495 |
12 | 3604730903518 |
13 | 1456ca9bcc2aa |
14 | 79d78c83324c |
15 | 39257812aa92 |
hex | 1c6753a18324 |
31230110303012 has 24 divisors (see below), whose sum is σ = 57531364396800. Its totient is φ = 14792640870816.
The previous prime is 31230110303009. The next prime is 31230110303017. The reversal of 31230110303012 is 21030301103213.
It is not an unprimeable number, because it can be changed into a prime (31230110303017) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5915348 + ... + 9871755.
It is an arithmetic number, because the mean of its divisors is an integer number (2397140183200).
Almost surely, 231230110303012 is an apocalyptic number.
It is an amenable number.
31230110303012 is a deficient number, since it is larger than the sum of its proper divisors (26301254093788).
31230110303012 is a wasteful number, since it uses less digits than its factorization.
31230110303012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15813155 (or 15813153 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 31230110303012 its reverse (21030301103213), we get a palindrome (52260411406225).
The spelling of 31230110303012 in words is "thirty-one trillion, two hundred thirty billion, one hundred ten million, three hundred three thousand, twelve".
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