Base | Representation |
---|---|
bin | 11010001100100100111000… |
… | …110101000101011010111011 |
3 | 120002221022001111200001222110 |
4 | 122030210320311011122323 |
5 | 110100124121443431011 |
6 | 1045012155003223403 |
7 | 33160616503253520 |
oct | 3214447065053273 |
9 | 502838044601873 |
10 | 115213451155131 |
11 | 3378a82862888a |
12 | 10b0917b817b63 |
13 | 4c39774368c84 |
14 | 206450a013147 |
15 | d4be76225ba6 |
hex | 68c938d456bb |
115213451155131 has 32 divisors (see below), whose sum is σ = 181885531299840. Its totient is φ = 63472148078976.
The previous prime is 115213451155087. The next prime is 115213451155199. The reversal of 115213451155131 is 131551154312511.
It is not a de Polignac number, because 115213451155131 - 227 = 115213316937403 is a prime.
It is a super-2 number, since 2×1152134511551312 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 115213451155131.
It is not an unprimeable number, because it can be changed into a prime (115213451150131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139310491 + ... + 140135076.
It is an arithmetic number, because the mean of its divisors is an integer number (5683922853120).
Almost surely, 2115213451155131 is an apocalyptic number.
115213451155131 is a deficient number, since it is larger than the sum of its proper divisors (66672080144709).
115213451155131 is a wasteful number, since it uses less digits than its factorization.
115213451155131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279446283.
The product of its digits is 45000, while the sum is 39.
The spelling of 115213451155131 in words is "one hundred fifteen trillion, two hundred thirteen billion, four hundred fifty-one million, one hundred fifty-five thousand, one hundred thirty-one".
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