Base | Representation |
---|---|
bin | 110000101110010011… |
… | …1101111101010100111 |
3 | 101000002001201010112011 |
4 | 1201130213233222213 |
5 | 3203242040402311 |
6 | 120022351135051 |
7 | 10362622665655 |
oct | 1413447575247 |
9 | 330061633464 |
10 | 104633137831 |
11 | 40413751132 |
12 | 18341514487 |
13 | 9b36660011 |
14 | 50c8505dd5 |
15 | 2ac5d76321 |
hex | 185c9efaa7 |
104633137831 has 4 divisors (see below), whose sum is σ = 104633785072. Its totient is φ = 104632490592.
The previous prime is 104633137823. The next prime is 104633137867. The reversal of 104633137831 is 138731336401.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 138731336401 = 7 ⋅19818762343.
It is a cyclic number.
It is not a de Polignac number, because 104633137831 - 23 = 104633137823 is a prime.
It is a super-2 number, since 2×1046331378312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104633137811) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147055 + ... + 480511.
It is an arithmetic number, because the mean of its divisors is an integer number (26158446268).
Almost surely, 2104633137831 is an apocalyptic number.
104633137831 is a deficient number, since it is larger than the sum of its proper divisors (647241).
104633137831 is an equidigital number, since it uses as much as digits as its factorization.
104633137831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 647240.
The product of its (nonzero) digits is 108864, while the sum is 40.
The spelling of 104633137831 in words is "one hundred four billion, six hundred thirty-three million, one hundred thirty-seven thousand, eight hundred thirty-one".
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