Base | Representation |
---|---|
bin | 10101110110010101… |
… | …110001111111110100 |
3 | 2020112222121120120022 |
4 | 111312111301333310 |
5 | 341021311222110 |
6 | 14435534424312 |
7 | 1460236621001 |
oct | 256625617764 |
9 | 66488546508 |
10 | 23460257780 |
11 | 9a497819a3 |
12 | 4668962098 |
13 | 229b53ab4b |
14 | 11c7a9a8a8 |
15 | 924927755 |
hex | 576571ff4 |
23460257780 has 48 divisors (see below), whose sum is σ = 49791321216. Its totient is φ = 9284284800.
The previous prime is 23460257773. The next prime is 23460257801. The reversal of 23460257780 is 8775206432.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3363857 + ... + 3370823.
It is an arithmetic number, because the mean of its divisors is an integer number (1037319192).
Almost surely, 223460257780 is an apocalyptic number.
23460257780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23460257780 is an abundant number, since it is smaller than the sum of its proper divisors (26331063436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23460257780 is a wasteful number, since it uses less digits than its factorization.
23460257780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8744 (or 8742 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 44.
The spelling of 23460257780 in words is "twenty-three billion, four hundred sixty million, two hundred fifty-seven thousand, seven hundred eighty".
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