Base | Representation |
---|---|
bin | 11101111011110… |
… | …100100100000001 |
3 | 1022000000110202220 |
4 | 131323310210001 |
5 | 2012032033212 |
6 | 121500201253 |
7 | 15305544222 |
oct | 3573644401 |
9 | 1260013686 |
10 | 502221057 |
11 | 238544128 |
12 | 120239229 |
13 | 80082030 |
14 | 4a9b3249 |
15 | 2e15638c |
hex | 1def4901 |
502221057 has 16 divisors (see below), whose sum is σ = 734747328. Its totient is φ = 303226560.
The previous prime is 502221019. The next prime is 502221059. The reversal of 502221057 is 750122205.
It is not a de Polignac number, because 502221057 - 211 = 502219009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (502221059) 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, 119419 + ... + 123552.
It is an arithmetic number, because the mean of its divisors is an integer number (45921708).
Almost surely, 2502221057 is an apocalyptic number.
It is an amenable number.
502221057 is a deficient number, since it is larger than the sum of its proper divisors (232526271).
502221057 is a wasteful number, since it uses less digits than its factorization.
502221057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 243040.
The product of its (nonzero) digits is 1400, while the sum is 24.
The square root of 502221057 is about 22410.2890878275. The cubic root of 502221057 is about 794.8740261611.
The spelling of 502221057 in words is "five hundred two million, two hundred twenty-one thousand, fifty-seven".
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