Base | Representation |
---|---|
bin | 101110101110100000… |
… | …1110110101101011011 |
3 | 100121000012211221000220 |
4 | 1131131001312231123 |
5 | 3121001310441011 |
6 | 114033045531123 |
7 | 10151433361344 |
oct | 1353501665533 |
9 | 317005757026 |
10 | 100345015131 |
11 | 39613166079 |
12 | 17545413aa3 |
13 | 960213b9ca |
14 | 4bdcbd10cb |
15 | 292468b506 |
hex | 175d076b5b |
100345015131 has 16 divisors (see below), whose sum is σ = 136383302400. Its totient is φ = 65610423648.
The previous prime is 100345015109. The next prime is 100345015139. The reversal of 100345015131 is 131510543001.
It is not a de Polignac number, because 100345015131 - 225 = 100311460699 is a prime.
It is a super-2 number, since 2×1003450151312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (100345015139) 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, 1043991 + ... + 1136048.
It is an arithmetic number, because the mean of its divisors is an integer number (8523956400).
Almost surely, 2100345015131 is an apocalyptic number.
100345015131 is a deficient number, since it is larger than the sum of its proper divisors (36038287269).
100345015131 is a wasteful number, since it uses less digits than its factorization.
100345015131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2180338.
The product of its (nonzero) digits is 900, while the sum is 24.
Adding to 100345015131 its reverse (131510543001), we get a palindrome (231855558132).
The spelling of 100345015131 in words is "one hundred billion, three hundred forty-five million, fifteen thousand, one hundred thirty-one".
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