Base | Representation |
---|---|
bin | 100100010000… |
… | …1111000001100 |
3 | 1022202222010002 |
4 | 1020201320030 |
5 | 14331410012 |
6 | 1515303432 |
7 | 320415605 |
oct | 110417014 |
9 | 38688102 |
10 | 19013132 |
11 | a806936 |
12 | 644ab78 |
13 | 3c29198 |
14 | 274cdac |
15 | 1a087c2 |
hex | 1221e0c |
19013132 has 12 divisors (see below), whose sum is σ = 33305496. Its totient is φ = 9497280.
The previous prime is 19013131. The next prime is 19013147. The reversal of 19013132 is 23131091.
It is a super-2 number, since 2×190131322 = 722998376898848, which contains 22 as substring.
It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (19013131) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4532 + ... + 7652.
It is an arithmetic number, because the mean of its divisors is an integer number (2775458).
Almost surely, 219013132 is an apocalyptic number.
It is an amenable number.
19013132 is a deficient number, since it is larger than the sum of its proper divisors (14292364).
19013132 is a wasteful number, since it uses less digits than its factorization.
19013132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4648 (or 4646 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 20.
The square root of 19013132 is about 4360.4050270588. The cubic root of 19013132 is about 266.9016269432.
The spelling of 19013132 in words is "nineteen million, thirteen thousand, one hundred thirty-two".
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