Base | Representation |
---|---|
bin | 10001001001100010… |
… | …000010100111110110 |
3 | 1202112021022012222102 |
4 | 101021202002213312 |
5 | 300202330421330 |
6 | 12243053502102 |
7 | 1221206263511 |
oct | 211142024766 |
9 | 52467265872 |
10 | 18413529590 |
11 | 7899a59355 |
12 | 369a7a1932 |
13 | 1975acb151 |
14 | c69713d78 |
15 | 72b840945 |
hex | 4498829f6 |
18413529590 has 16 divisors (see below), whose sum is σ = 33150222000. Its totient is φ = 7364107680.
The previous prime is 18413529553. The next prime is 18413529593. The reversal of 18413529590 is 9592531481.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18413529593) 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, 102656 + ... + 217635.
It is an arithmetic number, because the mean of its divisors is an integer number (2071888875).
Almost surely, 218413529590 is an apocalyptic number.
18413529590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18413529590 is a deficient number, since it is larger than the sum of its proper divisors (14736692410).
18413529590 is a wasteful number, since it uses less digits than its factorization.
18413529590 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 326047.
The product of its (nonzero) digits is 388800, while the sum is 47.
The spelling of 18413529590 in words is "eighteen billion, four hundred thirteen million, five hundred twenty-nine thousand, five hundred ninety".
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