Base | Representation |
---|---|
bin | 10001100010010111… |
… | …010001000001110101 |
3 | 1210121022012222201201 |
4 | 101202113101001311 |
5 | 302031003313123 |
6 | 12352255052501 |
7 | 1234425336655 |
oct | 214227210165 |
9 | 53538188651 |
10 | 18830135413 |
11 | 7a93136491 |
12 | 3796211131 |
13 | 1a11204c7b |
14 | ca8b9c365 |
15 | 7531d45ad |
hex | 4625d1075 |
18830135413 has 8 divisors (see below), whose sum is σ = 19851125760. Its totient is φ = 17834993040.
The previous prime is 18830135411. The next prime is 18830135417. The reversal of 18830135413 is 31453103881.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 18830135413 - 21 = 18830135411 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18830135411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6460498 + ... + 6463411.
It is an arithmetic number, because the mean of its divisors is an integer number (2481390720).
Almost surely, 218830135413 is an apocalyptic number.
It is an amenable number.
18830135413 is a deficient number, since it is larger than the sum of its proper divisors (1020990347).
18830135413 is a wasteful number, since it uses less digits than its factorization.
18830135413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12923987.
The product of its (nonzero) digits is 34560, while the sum is 37.
The spelling of 18830135413 in words is "eighteen billion, eight hundred thirty million, one hundred thirty-five thousand, four hundred thirteen".
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