Base | Representation |
---|---|
bin | 10101101010001111… |
… | …011100111110000000 |
3 | 2020000211122211200120 |
4 | 111222033130332000 |
5 | 340112330202232 |
6 | 14403444020240 |
7 | 1452223360200 |
oct | 255217347600 |
9 | 66024584616 |
10 | 23257272192 |
11 | 995513a910 |
12 | 4610991680 |
13 | 226847992b |
14 | 11a8b3c400 |
15 | 911bcd92c |
hex | 56a3dcf80 |
23257272192 has 384 divisors, whose sum is σ = 78865747200. Its totient is φ = 6004776960.
The previous prime is 23257272179. The next prime is 23257272211. The reversal of 23257272192 is 29127275232.
It is a tau number, because it is divible by the number of its divisors (384).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 64783309 + ... + 64783667.
It is an arithmetic number, because the mean of its divisors is an integer number (205379550).
Almost surely, 223257272192 is an apocalyptic number.
23257272192 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23257272192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39432873600).
23257272192 is an abundant number, since it is smaller than the sum of its proper divisors (55608475008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23257272192 is a wasteful number, since it uses less digits than its factorization.
23257272192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 714 (or 695 counting only the distinct ones).
The product of its digits is 211680, while the sum is 42.
The spelling of 23257272192 in words is "twenty-three billion, two hundred fifty-seven million, two hundred seventy-two thousand, one hundred ninety-two".
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