Base | Representation |
---|---|
bin | 100001001100110… |
… | …111110110110001 |
3 | 1102211010200102012 |
4 | 201030313312301 |
5 | 2120044211031 |
6 | 131134532305 |
7 | 16542420500 |
oct | 4114676661 |
9 | 1384120365 |
10 | 557022641 |
11 | 26647439a |
12 | 136667095 |
13 | 8b52bac6 |
14 | 53d9a837 |
15 | 33d7db2b |
hex | 21337db1 |
557022641 has 12 divisors (see below), whose sum is σ = 648377280. Its totient is φ = 477144360.
The previous prime is 557022617. The next prime is 557022667. The reversal of 557022641 is 146220755.
It is a de Polignac number, because none of the positive numbers 2k-557022641 is a prime.
It is a super-2 number, since 2×5570226412 = 620548445173229762, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 557022598 and 557022607.
It is not an unprimeable number, because it can be changed into a prime (557022041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110780 + ... + 115698.
It is an arithmetic number, because the mean of its divisors is an integer number (54031440).
Almost surely, 2557022641 is an apocalyptic number.
It is an amenable number.
557022641 is a deficient number, since it is larger than the sum of its proper divisors (91354639).
557022641 is a wasteful number, since it uses less digits than its factorization.
557022641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7244 (or 7237 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 557022641 is about 23601.3271025169. The cubic root of 557022641 is about 822.7936841686.
The spelling of 557022641 in words is "five hundred fifty-seven million, twenty-two thousand, six hundred forty-one".
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