Base | Representation |
---|---|
bin | 10001110010100101… |
… | …111000011111011100 |
3 | 1211022021112120222210 |
4 | 101302211320133130 |
5 | 303110203340044 |
6 | 12435302440420 |
7 | 1244242512432 |
oct | 216245703734 |
9 | 54267476883 |
10 | 19102402524 |
11 | 8112898827 |
12 | 3851433110 |
13 | 1a5574297a |
14 | cd2dd2d52 |
15 | 76c0661b9 |
hex | 4729787dc |
19102402524 has 24 divisors (see below), whose sum is σ = 45109290240. Its totient is φ = 6290750704.
The previous prime is 19102402493. The next prime is 19102402541. The reversal of 19102402524 is 42520420191.
It is a junction number, because it is equal to n+sod(n) for n = 19102402491 and 19102402500.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9588564 + ... + 9590555.
It is an arithmetic number, because the mean of its divisors is an integer number (1879553760).
Almost surely, 219102402524 is an apocalyptic number.
It is an amenable number.
19102402524 is an abundant number, since it is smaller than the sum of its proper divisors (26006887716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19102402524 is a wasteful number, since it uses less digits than its factorization.
19102402524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19179209 (or 19179207 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The spelling of 19102402524 in words is "nineteen billion, one hundred two million, four hundred two thousand, five hundred twenty-four".
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