Base | Representation |
---|---|
bin | 111001010100010111… |
… | …0001110100001100000 |
3 | 102202201100010102120000 |
4 | 1302220232032201200 |
5 | 4004041440242223 |
6 | 132314025020000 |
7 | 11615164551606 |
oct | 1625056164140 |
9 | 382640112500 |
10 | 123089774688 |
11 | 48224a72621 |
12 | 1ba32624600 |
13 | b7b837210a |
14 | 5d5983b876 |
15 | 330637e543 |
hex | 1ca8b8e860 |
123089774688 has 60 divisors (see below), whose sum is σ = 362003615820. Its totient is φ = 41029924032.
The previous prime is 123089774663. The next prime is 123089774693. The reversal of 123089774688 is 886477980321.
123089774688 is a `hidden beast` number, since 1 + 23 + 0 + 89 + 77 + 468 + 8 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 23741578 + ... + 23746761.
It is an arithmetic number, because the mean of its divisors is an integer number (6033393597).
Almost surely, 2123089774688 is an apocalyptic number.
123089774688 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
123089774688 is an abundant number, since it is smaller than the sum of its proper divisors (238913841132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123089774688 is an equidigital number, since it uses as much as digits as its factorization.
123089774688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47488361 (or 47488344 counting only the distinct ones).
The product of its (nonzero) digits is 32514048, while the sum is 63.
The spelling of 123089774688 in words is "one hundred twenty-three billion, eighty-nine million, seven hundred seventy-four thousand, six hundred eighty-eight".
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