Base | Representation |
---|---|
bin | 100100110101… |
… | …1100010111000 |
3 | 1100100022000122 |
4 | 1021223202320 |
5 | 14421033442 |
6 | 1525552412 |
7 | 323113403 |
oct | 111534270 |
9 | 40308018 |
10 | 19314872 |
11 | a9a2605 |
12 | 6575708 |
13 | 4003625 |
14 | 27cad3a |
15 | 1a67dd2 |
hex | 126b8b8 |
19314872 has 16 divisors (see below), whose sum is σ = 36418200. Its totient is φ = 9603360.
The previous prime is 19314833. The next prime is 19314877. The reversal of 19314872 is 27841391.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19314877) 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, 5222 + ... + 8117.
Almost surely, 219314872 is an apocalyptic number.
It is an amenable number.
19314872 is a deficient number, since it is larger than the sum of its proper divisors (17103328).
19314872 is a wasteful number, since it uses less digits than its factorization.
19314872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13526 (or 13522 counting only the distinct ones).
The product of its digits is 12096, while the sum is 35.
The square root of 19314872 is about 4394.8688262564. The cubic root of 19314872 is about 268.3061400972.
The spelling of 19314872 in words is "nineteen million, three hundred fourteen thousand, eight hundred seventy-two".
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