Base | Representation |
---|---|
bin | 101111100011100001… |
… | …1000010111011100110 |
3 | 100202121011210002202020 |
4 | 1133013003002323212 |
5 | 3133122132242410 |
6 | 114525345324010 |
7 | 10243502142231 |
oct | 1370703027346 |
9 | 322534702666 |
10 | 102123712230 |
11 | 3a34619a581 |
12 | 17961036606 |
13 | 98267b05b7 |
14 | 4d2b120418 |
15 | 29ca8d7a70 |
hex | 17c70c2ee6 |
102123712230 has 64 divisors (see below), whose sum is σ = 259557359040. Its totient is φ = 25626804224.
The previous prime is 102123712217. The next prime is 102123712259. The reversal of 102123712230 is 32217321201.
It is a happy number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 102123712230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4035256 + ... + 4060484.
It is an arithmetic number, because the mean of its divisors is an integer number (4055583735).
Almost surely, 2102123712230 is an apocalyptic number.
102123712230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102123712230 is an abundant number, since it is smaller than the sum of its proper divisors (157433646810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102123712230 is a wasteful number, since it uses less digits than its factorization.
102123712230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33193.
The product of its (nonzero) digits is 1008, while the sum is 24.
The spelling of 102123712230 in words is "one hundred two billion, one hundred twenty-three million, seven hundred twelve thousand, two hundred thirty".
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