Base | Representation |
---|---|
bin | 1011111100110… |
… | …0110011100010 |
3 | 10111022110101200 |
4 | 2333030303202 |
5 | 100312400304 |
6 | 4550142030 |
7 | 1146013101 |
oct | 277146342 |
9 | 114273350 |
10 | 50121954 |
11 | 26324403 |
12 | 14951916 |
13 | a4cba7c |
14 | 692a038 |
15 | 4600e39 |
hex | 2fccce2 |
50121954 has 12 divisors (see below), whose sum is σ = 108597606. Its totient is φ = 16707312.
The previous prime is 50121919. The next prime is 50121979. The reversal of 50121954 is 45912105.
It can be written as a sum of positive squares in only one way, i.e., 50083929 + 38025 = 7077^2 + 195^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1392259 + ... + 1392294.
Almost surely, 250121954 is an apocalyptic number.
50121954 is an abundant number, since it is smaller than the sum of its proper divisors (58475652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50121954 is a wasteful number, since it uses less digits than its factorization.
50121954 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2784561 (or 2784558 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 27.
The square root of 50121954 is about 7079.6860099866. The cubic root of 50121954 is about 368.7024282594.
The spelling of 50121954 in words is "fifty million, one hundred twenty-one thousand, nine hundred fifty-four".
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