Base | Representation |
---|---|
bin | 1110001111010011001100… |
… | …11100000010000010000110 |
3 | 11002212101211020000022110012 |
4 | 13013221212130002002012 |
5 | 13101004014213242410 |
6 | 150332314220030222 |
7 | 6411135204235625 |
oct | 707514634020206 |
9 | 132771736008405 |
10 | 31312030212230 |
11 | 9a823a282a7a9 |
12 | 3618593692372 |
13 | 1461933a18961 |
14 | 7a37205796bc |
15 | 39476ee3b605 |
hex | 1c7a66702086 |
31312030212230 has 16 divisors (see below), whose sum is σ = 56483913944304. Its totient is φ = 12497643293280.
The previous prime is 31312030212191. The next prime is 31312030212251. The reversal of 31312030212230 is 3221203021313.
It is a junction number, because it is equal to n+sod(n) for n = 31312030212196 and 31312030212205.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3396094112 + ... + 3396103331.
It is an arithmetic number, because the mean of its divisors is an integer number (3530244621519).
Almost surely, 231312030212230 is an apocalyptic number.
31312030212230 is a deficient number, since it is larger than the sum of its proper divisors (25171883732074).
31312030212230 is a wasteful number, since it uses less digits than its factorization.
31312030212230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6792197911.
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 31312030212230 its reverse (3221203021313), we get a palindrome (34533233233543).
The spelling of 31312030212230 in words is "thirty-one trillion, three hundred twelve billion, thirty million, two hundred twelve thousand, two hundred thirty".
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