Base | Representation |
---|---|
bin | 10110010000101010… |
… | …110010000110110010 |
3 | 2021200202202221000020 |
4 | 112100222302012302 |
5 | 342422401031431 |
6 | 14551434104310 |
7 | 1504212254154 |
oct | 262052620662 |
9 | 67622687006 |
10 | 23901970866 |
11 | a156048534 |
12 | 477087b096 |
13 | 233bbc5937 |
14 | 122a5dcad4 |
15 | 94d5ca696 |
hex | 590ab21b2 |
23901970866 has 16 divisors (see below), whose sum is σ = 47852882784. Its totient is φ = 7959166784.
The previous prime is 23901970849. The next prime is 23901970871. The reversal of 23901970866 is 66807910932.
It is a super-2 number, since 2×239019708662 (a number of 22 digits) contains 22 as substring.
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, 2032860 + ... + 2044583.
It is an arithmetic number, because the mean of its divisors is an integer number (2990805174).
Almost surely, 223901970866 is an apocalyptic number.
23901970866 is an abundant number, since it is smaller than the sum of its proper divisors (23950911918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23901970866 is a wasteful number, since it uses less digits than its factorization.
23901970866 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4078425.
The product of its (nonzero) digits is 979776, while the sum is 51.
The spelling of 23901970866 in words is "twenty-three billion, nine hundred one million, nine hundred seventy thousand, eight hundred sixty-six".
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