Base | Representation |
---|---|
bin | 100001001111101… |
… | …111000101010010 |
3 | 1102212112210220101 |
4 | 201033233011102 |
5 | 2120242220023 |
6 | 131203003014 |
7 | 16551664516 |
oct | 4117570522 |
9 | 1385483811 |
10 | 557773138 |
11 | 26693723a |
12 | 13696946a |
13 | 8b7325a0 |
14 | 54114146 |
15 | 33e7b1ad |
hex | 213ef152 |
557773138 has 32 divisors (see below), whose sum is σ = 956188800. Its totient is φ = 242052096.
The previous prime is 557773133. The next prime is 557773157. The reversal of 557773138 is 831377755.
It is a happy number.
557773138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×5577731382 = 622221746948734088, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (46).
It is not an unprimeable number, because it can be changed into a prime (557773133) 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, 27378 + ... + 43186.
It is an arithmetic number, because the mean of its divisors is an integer number (29880900).
Almost surely, 2557773138 is an apocalyptic number.
557773138 is a deficient number, since it is larger than the sum of its proper divisors (398415662).
557773138 is a wasteful number, since it uses less digits than its factorization.
557773138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15906.
The product of its digits is 617400, while the sum is 46.
The square root of 557773138 is about 23617.2212167308. The cubic root of 557773138 is about 823.1630450198.
The spelling of 557773138 in words is "five hundred fifty-seven million, seven hundred seventy-three thousand, one hundred thirty-eight".
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