Base | Representation |
---|---|
bin | 1100011111101… |
… | …1111000010000 |
3 | 10122121210122020 |
4 | 3013323320100 |
5 | 101404140140 |
6 | 5111211440 |
7 | 1204331301 |
oct | 307737020 |
9 | 118553566 |
10 | 52411920 |
11 | 27648940 |
12 | 15676b80 |
13 | ab21192 |
14 | 6d647a8 |
15 | 49046d0 |
hex | 31fbe10 |
52411920 has 80 divisors (see below), whose sum is σ = 177256512. Its totient is φ = 12705280.
The previous prime is 52411873. The next prime is 52411939. The reversal of 52411920 is 2911425.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (24).
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, 7287 + ... + 12566.
Almost surely, 252411920 is an apocalyptic number.
It is an amenable number.
52411920 is an abundant number, since it is smaller than the sum of its proper divisors (124844592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52411920 is a wasteful number, since it uses less digits than its factorization.
52411920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19880 (or 19874 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 24.
The square root of 52411920 is about 7239.6077241795. The cubic root of 52411920 is about 374.2340990090.
The spelling of 52411920 in words is "fifty-two million, four hundred eleven thousand, nine hundred twenty".
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