Base | Representation |
---|---|
bin | 1000100110111111… |
… | …1101101011101101 |
3 | 12222001122121101000 |
4 | 2021233331223231 |
5 | 14213112131023 |
6 | 1021153510513 |
7 | 111161421654 |
oct | 21157755355 |
9 | 5861577330 |
10 | 2311052013 |
11 | a8658a646 |
12 | 545b72439 |
13 | 2aaa447ca |
14 | 17cd0819b |
15 | d7d56243 |
hex | 89bfdaed |
2311052013 has 16 divisors (see below), whose sum is σ = 3429232000. Its totient is φ = 1538248320.
The previous prime is 2311052011. The next prime is 2311052047. The reversal of 2311052013 is 3102501132.
2311052013 is a `hidden beast` number, since 23 + 110 + 520 + 13 = 666.
It is not a de Polignac number, because 2311052013 - 21 = 2311052011 is a prime.
It is a super-2 number, since 2×23110520132 = 10681922813582704338, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2311052011) 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, 50788 + ... + 84861.
It is an arithmetic number, because the mean of its divisors is an integer number (214327000).
Almost surely, 22311052013 is an apocalyptic number.
It is an amenable number.
2311052013 is a deficient number, since it is larger than the sum of its proper divisors (1118179987).
2311052013 is a wasteful number, since it uses less digits than its factorization.
2311052013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136289 (or 136283 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 2311052013 is about 48073.4023447478. The cubic root of 2311052013 is about 1322.1170521787.
Adding to 2311052013 its reverse (3102501132), we get a palindrome (5413553145).
The spelling of 2311052013 in words is "two billion, three hundred eleven million, fifty-two thousand, thirteen".
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