Base | Representation |
---|---|
bin | 10001011110001010… |
… | …100001001111100110 |
3 | 1210102101122202001122 |
4 | 101132022201033212 |
5 | 301404434410334 |
6 | 12341301053542 |
7 | 1232611456313 |
oct | 213612411746 |
9 | 53371582048 |
10 | 18759685094 |
11 | 7a57398087 |
12 | 37766b72b2 |
13 | 19cc7394a7 |
14 | c9d69dd0a |
15 | 74be1a32e |
hex | 45e2a13e6 |
18759685094 has 8 divisors (see below), whose sum is σ = 28152249840. Its totient is φ = 9375601816.
The previous prime is 18759685073. The next prime is 18759685099. The reversal of 18759685094 is 49058695781.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18759685099) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 2114834 + ... + 2123685.
It is an arithmetic number, because the mean of its divisors is an integer number (3519031230).
Almost surely, 218759685094 is an apocalyptic number.
18759685094 is a deficient number, since it is larger than the sum of its proper divisors (9392564746).
18759685094 is a wasteful number, since it uses less digits than its factorization.
18759685094 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4240734.
The product of its (nonzero) digits is 21772800, while the sum is 62.
Adding to 18759685094 its sum of digits (62), we get a square (18759685156 = 1369662).
The spelling of 18759685094 in words is "eighteen billion, seven hundred fifty-nine million, six hundred eighty-five thousand, ninety-four".
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