Base | Representation |
---|---|
bin | 1010111000011010101… |
… | …0101001010111000010 |
3 | 122212112101002022011200 |
4 | 2232012222221113002 |
5 | 11030324341421010 |
6 | 221514055322030 |
7 | 16335422413521 |
oct | 2560652512702 |
9 | 585471068150 |
10 | 186942920130 |
11 | 7231144a8aa |
12 | 30292980316 |
13 | 14823183705 |
14 | 9095d384b8 |
15 | 4ce1ee9cc0 |
hex | 2b86aa95c2 |
186942920130 has 48 divisors (see below), whose sum is σ = 494289768960. Its totient is φ = 49006504224.
The previous prime is 186942920093. The next prime is 186942920183. The reversal of 186942920130 is 31029249681.
186942920130 is a `hidden beast` number, since 18 + 6 + 9 + 429 + 201 + 3 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17597602 + ... + 17608221.
It is an arithmetic number, because the mean of its divisors is an integer number (10297703520).
Almost surely, 2186942920130 is an apocalyptic number.
186942920130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
186942920130 is an abundant number, since it is smaller than the sum of its proper divisors (307346848830).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
186942920130 is a wasteful number, since it uses less digits than its factorization.
186942920130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35205895 (or 35205892 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 45.
The spelling of 186942920130 in words is "one hundred eighty-six billion, nine hundred forty-two million, nine hundred twenty thousand, one hundred thirty".
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