Base | Representation |
---|---|
bin | 100001001110011… |
… | …101011000100100 |
3 | 1102211220210212101 |
4 | 201032131120210 |
5 | 2120201013000 |
6 | 131151501444 |
7 | 16546102063 |
oct | 4116353044 |
9 | 1384823771 |
10 | 557438500 |
11 | 266728883 |
12 | 136827884 |
13 | 8b646188 |
14 | 540681da |
15 | 33e11e6a |
hex | 2139d624 |
557438500 has 48 divisors (see below), whose sum is σ = 1289079792. Its totient is φ = 209856000.
The previous prime is 557438467. The next prime is 557438561. The reversal of 557438500 is 5834755.
It can be written as a sum of positive squares in 8 ways, for example, as 270339364 + 287099136 = 16442^2 + 16944^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 557438500.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 24291 + ... + 41290.
It is an arithmetic number, because the mean of its divisors is an integer number (26855829).
Almost surely, 2557438500 is an apocalyptic number.
557438500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
557438500 is an abundant number, since it is smaller than the sum of its proper divisors (731641292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
557438500 is a wasteful number, since it uses less digits than its factorization.
557438500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65617 (or 65605 counting only the distinct ones).
The product of its (nonzero) digits is 84000, while the sum is 37.
The square root of 557438500 is about 23610.1355354009. The cubic root of 557438500 is about 822.9983922110.
The spelling of 557438500 in words is "five hundred fifty-seven million, four hundred thirty-eight thousand, five hundred".
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