Base | Representation |
---|---|
bin | 1100001001100… |
… | …1101001110111 |
3 | 10112220002101000 |
4 | 3002121221313 |
5 | 101021223030 |
6 | 5020134343 |
7 | 1156106250 |
oct | 302315167 |
9 | 115802330 |
10 | 50961015 |
11 | 26847846 |
12 | 150973b3 |
13 | a733961 |
14 | 6aa7b27 |
15 | 4719860 |
hex | 3099a77 |
50961015 has 32 divisors (see below), whose sum is σ = 103541760. Its totient is φ = 23296032.
The previous prime is 50961011. The next prime is 50961017. The reversal of 50961015 is 51016905.
It is not a de Polignac number, because 50961015 - 22 = 50961011 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 50961015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50961011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26019 + ... + 27908.
It is an arithmetic number, because the mean of its divisors is an integer number (3235680).
Almost surely, 250961015 is an apocalyptic number.
50961015 is an abundant number, since it is smaller than the sum of its proper divisors (52580745).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50961015 is a wasteful number, since it uses less digits than its factorization.
50961015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53948 (or 53942 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 27.
The square root of 50961015 is about 7138.6984107749. The cubic root of 50961015 is about 370.7484605946.
The spelling of 50961015 in words is "fifty million, nine hundred sixty-one thousand, fifteen".
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