Base | Representation |
---|---|
bin | 10001100011100110… |
… | …110010100111100110 |
3 | 1210122202110010101101 |
4 | 101203212302213212 |
5 | 302101322413444 |
6 | 12354321550314 |
7 | 1235100464200 |
oct | 214346624746 |
9 | 53582403341 |
10 | 18850982374 |
11 | 7aa3985084 |
12 | 37a11a539a |
13 | 1a15623a53 |
14 | cab867770 |
15 | 754e513d4 |
hex | 4639b29e6 |
18850982374 has 24 divisors (see below), whose sum is σ = 33356335248. Its totient is φ = 7965200880.
The previous prime is 18850982369. The next prime is 18850982383. The reversal of 18850982374 is 47328905881.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1347669 + ... + 1361584.
It is an arithmetic number, because the mean of its divisors is an integer number (1389847302).
Almost surely, 218850982374 is an apocalyptic number.
18850982374 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
18850982374 is a deficient number, since it is larger than the sum of its proper divisors (14505352874).
18850982374 is a wasteful number, since it uses less digits than its factorization.
18850982374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2709340 (or 2709333 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 55.
The spelling of 18850982374 in words is "eighteen billion, eight hundred fifty million, nine hundred eighty-two thousand, three hundred seventy-four".
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