Base | Representation |
---|---|
bin | 1110100110001111100… |
… | …11101100001001001000 |
3 | 1202221122011110211101201 |
4 | 13103013303230021020 |
5 | 31204203004004342 |
6 | 1022230051553544 |
7 | 51144222150535 |
oct | 7230763541110 |
9 | 1687564424351 |
10 | 501568422472 |
11 | 183794331517 |
12 | 8125a2bb8b4 |
13 | 383b4078800 |
14 | 1a3c1657d8c |
15 | d0a8695db7 |
hex | 74c7cec248 |
501568422472 has 48 divisors (see below), whose sum is σ = 1018452985380. Its totient is φ = 231469056000.
The previous prime is 501568422413. The next prime is 501568422479. The reversal of 501568422472 is 274224865105.
It can be written as a sum of positive squares in 6 ways, for example, as 93970450116 + 407597972356 = 306546^2 + 638434^2 .
It is not an unprimeable number, because it can be changed into a prime (501568422479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24868072 + ... + 24888232.
Almost surely, 2501568422472 is an apocalyptic number.
501568422472 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
501568422472 is an abundant number, since it is smaller than the sum of its proper divisors (516884562908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
501568422472 is a wasteful number, since it uses less digits than its factorization.
501568422472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38594 (or 38577 counting only the distinct ones).
The product of its (nonzero) digits is 1075200, while the sum is 46.
The spelling of 501568422472 in words is "five hundred one billion, five hundred sixty-eight million, four hundred twenty-two thousand, four hundred seventy-two".
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