Base | Representation |
---|---|
bin | 110000100111101… |
… | …1001011100110011 |
3 | 11012200211001020100 |
4 | 1201033121130303 |
5 | 11320121120410 |
6 | 425515043443 |
7 | 55266616026 |
oct | 14117313463 |
9 | 4180731210 |
10 | 1631426355 |
11 | 767996849 |
12 | 396440583 |
13 | 1cccba050 |
14 | 1169551bd |
15 | 9835a8c0 |
hex | 613d9733 |
1631426355 has 48 divisors (see below), whose sum is σ = 3205631520. Its totient is φ = 760886784.
The previous prime is 1631426339. The next prime is 1631426389. The reversal of 1631426355 is 5536241361.
1631426355 is a `hidden beast` number, since 1 + 6 + 3 + 14 + 2 + 635 + 5 = 666.
It is not a de Polignac number, because 1631426355 - 24 = 1631426339 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62274 + ... + 84503.
It is an arithmetic number, because the mean of its divisors is an integer number (66783990).
Almost surely, 21631426355 is an apocalyptic number.
1631426355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1631426355 is a deficient number, since it is larger than the sum of its proper divisors (1574205165).
1631426355 is a wasteful number, since it uses less digits than its factorization.
1631426355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146820 (or 146817 counting only the distinct ones).
The product of its digits is 64800, while the sum is 36.
The square root of 1631426355 is about 40390.9192145957. The cubic root of 1631426355 is about 1177.2151013984.
The spelling of 1631426355 in words is "one billion, six hundred thirty-one million, four hundred twenty-six thousand, three hundred fifty-five".
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