Base | Representation |
---|---|
bin | 10101100111011111… |
… | …110011000101000000 |
3 | 2012220122000102101010 |
4 | 111213133303011000 |
5 | 340014033203113 |
6 | 14355121040520 |
7 | 1451124106050 |
oct | 254737630500 |
9 | 65818012333 |
10 | 23211225408 |
11 | 993114a218 |
12 | 45b9486140 |
13 | 225ba76a07 |
14 | 11a2993560 |
15 | 90cb351c3 |
hex | 5677f3140 |
23211225408 has 56 divisors (see below), whose sum is σ = 70186328512. Its totient is φ = 6631778304.
The previous prime is 23211225391. The next prime is 23211225419. The reversal of 23211225408 is 80452211232.
It is a tau number, because it is divible by the number of its divisors (56).
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, 8633785 + ... + 8636472.
Almost surely, 223211225408 is an apocalyptic number.
23211225408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
23211225408 is an abundant number, since it is smaller than the sum of its proper divisors (46975103104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23211225408 is a wasteful number, since it uses less digits than its factorization.
23211225408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17270279 (or 17270269 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 30.
The spelling of 23211225408 in words is "twenty-three billion, two hundred eleven million, two hundred twenty-five thousand, four hundred eight".
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