Base | Representation |
---|---|
bin | 11101111101110… |
… | …000010110001000 |
3 | 1022000222020021020 |
4 | 131331300112020 |
5 | 2012144244242 |
6 | 121515112440 |
7 | 15313055340 |
oct | 3575602610 |
9 | 1260866236 |
10 | 502728072 |
11 | 238860050 |
12 | 120442720 |
13 | 801cba42 |
14 | 4aaa5d20 |
15 | 2e2066ec |
hex | 1df70588 |
502728072 has 64 divisors (see below), whose sum is σ = 1566950400. Its totient is φ = 130578240.
The previous prime is 502728071. The next prime is 502728077. The reversal of 502728072 is 270827205.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (502728071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134172 + ... + 137867.
It is an arithmetic number, because the mean of its divisors is an integer number (24483600).
Almost surely, 2502728072 is an apocalyptic number.
It is an amenable number.
502728072 is an abundant number, since it is smaller than the sum of its proper divisors (1064222328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
502728072 is a wasteful number, since it uses less digits than its factorization.
502728072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 272066 (or 272062 counting only the distinct ones).
The product of its (nonzero) digits is 15680, while the sum is 33.
The square root of 502728072 is about 22421.5983373175. The cubic root of 502728072 is about 795.1414233592.
The spelling of 502728072 in words is "five hundred two million, seven hundred twenty-eight thousand, seventy-two".
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