Base | Representation |
---|---|
bin | 1001100110010000100… |
… | …1010000011110001000 |
3 | 120202121101120021201000 |
4 | 2121210021100132020 |
5 | 10200143024434413 |
6 | 203425433255000 |
7 | 14625046400220 |
oct | 2314411203610 |
9 | 522541507630 |
10 | 164888905608 |
11 | 63a24541319 |
12 | 27b58b64460 |
13 | 1271a09bc8b |
14 | 7da2d37080 |
15 | 4450c9c073 |
hex | 2664250788 |
164888905608 has 64 divisors (see below), whose sum is σ = 523456848000. Its totient is φ = 47111115456.
The previous prime is 164888905603. The next prime is 164888905669. The reversal of 164888905608 is 806509888461.
164888905608 is a `hidden beast` number, since 1 + 6 + 488 + 8 + 90 + 5 + 60 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is not an unprimeable number, because it can be changed into a prime (164888905603) 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, 54525243 + ... + 54528266.
It is an arithmetic number, because the mean of its divisors is an integer number (8179013250).
Almost surely, 2164888905608 is an apocalyptic number.
164888905608 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
164888905608 is an abundant number, since it is smaller than the sum of its proper divisors (358567942392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
164888905608 is a wasteful number, since it uses less digits than its factorization.
164888905608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109053531 (or 109053521 counting only the distinct ones).
The product of its (nonzero) digits is 26542080, while the sum is 63.
The spelling of 164888905608 in words is "one hundred sixty-four billion, eight hundred eighty-eight million, nine hundred five thousand, six hundred eight".
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