Base | Representation |
---|---|
bin | 1100001011010… |
… | …0001101101100 |
3 | 10120002121121020 |
4 | 3002310031230 |
5 | 101033213204 |
6 | 5022334140 |
7 | 1160041362 |
oct | 302641554 |
9 | 116077536 |
10 | 51069804 |
11 | 26911555 |
12 | 1512a350 |
13 | a771326 |
14 | 6ad5632 |
15 | 473bbd9 |
hex | 30b436c |
51069804 has 12 divisors (see below), whose sum is σ = 119162904. Its totient is φ = 17023264.
The previous prime is 51069797. The next prime is 51069827. The reversal of 51069804 is 40896015.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2127897 + ... + 2127920.
It is an arithmetic number, because the mean of its divisors is an integer number (9930242).
Almost surely, 251069804 is an apocalyptic number.
It is an amenable number.
51069804 is an abundant number, since it is smaller than the sum of its proper divisors (68093100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51069804 is a wasteful number, since it uses less digits than its factorization.
51069804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4255824 (or 4255822 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 51069804 is about 7146.3140149311. The cubic root of 51069804 is about 371.0120914487.
The spelling of 51069804 in words is "fifty-one million, sixty-nine thousand, eight hundred four".
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