Base | Representation |
---|---|
bin | 101111110011101000… |
… | …0001111100000110000 |
3 | 100210222211111201121002 |
4 | 1133213100033200300 |
5 | 3140223443330134 |
6 | 115055130421132 |
7 | 10263052651250 |
oct | 1374720174060 |
9 | 323884451532 |
10 | 102664042544 |
11 | 3a5a31a2758 |
12 | 17a91b917a8 |
13 | 98b171668b |
14 | 4d7cbb3960 |
15 | 2a0d06a87e |
hex | 17e740f830 |
102664042544 has 20 divisors (see below), whose sum is σ = 227327523024. Its totient is φ = 43998875328.
The previous prime is 102664042519. The next prime is 102664042553. The reversal of 102664042544 is 445240466201.
It is a junction number, because it is equal to n+sod(n) for n = 102664042498 and 102664042507.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458321507 + ... + 458321730.
Almost surely, 2102664042544 is an apocalyptic number.
102664042544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
102664042544 is an abundant number, since it is smaller than the sum of its proper divisors (124663480480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102664042544 is an equidigital number, since it uses as much as digits as its factorization.
102664042544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 916643252 (or 916643246 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 38.
The spelling of 102664042544 in words is "one hundred two billion, six hundred sixty-four million, forty-two thousand, five hundred forty-four".
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