Base | Representation |
---|---|
bin | 101111100110101000… |
… | …0000100100001111000 |
3 | 100202212102121210112101 |
4 | 1133031100010201320 |
5 | 3133330303234234 |
6 | 114543544153144 |
7 | 10246204606630 |
oct | 1371520044170 |
9 | 322772553471 |
10 | 102227789944 |
11 | 3a399a16715 |
12 | 1798ba687b4 |
13 | 9842221147 |
14 | 4d3ac936c0 |
15 | 29d4ae5814 |
hex | 17cd404878 |
102227789944 has 32 divisors (see below), whose sum is σ = 219099847680. Its totient is φ = 43803850464.
The previous prime is 102227789899. The next prime is 102227789977. The reversal of 102227789944 is 449987722201.
It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144369 + ... + 474655.
It is an arithmetic number, because the mean of its divisors is an integer number (6846870240).
Almost surely, 2102227789944 is an apocalyptic number.
102227789944 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
102227789944 is an abundant number, since it is smaller than the sum of its proper divisors (116872057736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102227789944 is a wasteful number, since it uses less digits than its factorization.
102227789944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335827 (or 335823 counting only the distinct ones).
The product of its (nonzero) digits is 4064256, while the sum is 55.
The spelling of 102227789944 in words is "one hundred two billion, two hundred twenty-seven million, seven hundred eighty-nine thousand, nine hundred forty-four".
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