Base | Representation |
---|---|
bin | 100001001100110… |
… | …110000011010101 |
3 | 1102211010022021120 |
4 | 201030312003111 |
5 | 2120043442003 |
6 | 131134434153 |
7 | 16542360114 |
oct | 4114660325 |
9 | 1384108246 |
10 | 557015253 |
11 | 266469893 |
12 | 136662959 |
13 | 8b528632 |
14 | 53d97c7b |
15 | 33d7b853 |
hex | 213360d5 |
557015253 has 4 divisors (see below), whose sum is σ = 742687008. Its totient is φ = 371343500.
The previous prime is 557015233. The next prime is 557015257. The reversal of 557015253 is 352510755.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 557015253 - 221 = 554918101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (557015257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92835873 + ... + 92835878.
It is an arithmetic number, because the mean of its divisors is an integer number (185671752).
Almost surely, 2557015253 is an apocalyptic number.
It is an amenable number.
557015253 is a deficient number, since it is larger than the sum of its proper divisors (185671755).
557015253 is a wasteful number, since it uses less digits than its factorization.
557015253 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185671754.
The product of its (nonzero) digits is 26250, while the sum is 33.
The square root of 557015253 is about 23601.1705853756. The cubic root of 557015253 is about 822.7900464789.
The spelling of 557015253 in words is "five hundred fifty-seven million, fifteen thousand, two hundred fifty-three".
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