Base | Representation |
---|---|
bin | 1001000101101110100… |
… | …11101000001100011010 |
3 | 1002212010122001022110201 |
4 | 10202313103220030122 |
5 | 20104104113134320 |
6 | 355250303532414 |
7 | 31364256610351 |
oct | 4426723501432 |
9 | 1085118038421 |
10 | 312313021210 |
11 | 1104a6616393 |
12 | 50640bba10a |
13 | 235b2a9cc88 |
14 | 1118a562998 |
15 | 81cd66170a |
hex | 48b74e831a |
312313021210 has 16 divisors (see below), whose sum is σ = 562203643392. Its totient is φ = 124916274000.
The previous prime is 312313021177. The next prime is 312313021211. The reversal of 312313021210 is 12120313213.
It is not an unprimeable number, because it can be changed into a prime (312313021211) 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, 969066 + ... + 1250485.
It is an arithmetic number, because the mean of its divisors is an integer number (35137727712).
Almost surely, 2312313021210 is an apocalyptic number.
312313021210 is a deficient number, since it is larger than the sum of its proper divisors (249890622182).
312313021210 is a wasteful number, since it uses less digits than its factorization.
312313021210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2233629.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 312313021210 its reverse (12120313213), we get a palindrome (324433334423).
The spelling of 312313021210 in words is "three hundred twelve billion, three hundred thirteen million, twenty-one thousand, two hundred ten".
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