Base | Representation |
---|---|
bin | 10001110010100010… |
… | …001001011000011100 |
3 | 1211022012200211112000 |
4 | 101302202021120130 |
5 | 303104431020012 |
6 | 12435225442300 |
7 | 1244231263161 |
oct | 216242113034 |
9 | 54265624460 |
10 | 19101423132 |
11 | 8112289a10 |
12 | 3851040390 |
13 | 1a5548bc4c |
14 | cd2c1a068 |
15 | 76be20ddc |
hex | 47288961c |
19101423132 has 48 divisors (see below), whose sum is σ = 54024230400. Its totient is φ = 5788309680.
The previous prime is 19101423113. The next prime is 19101423161. The reversal of 19101423132 is 23132410191.
19101423132 is a `hidden beast` number, since 1 + 9 + 101 + 423 + 132 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 19101423096 and 19101423105.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8038132 + ... + 8040507.
It is an arithmetic number, because the mean of its divisors is an integer number (1125504800).
Almost surely, 219101423132 is an apocalyptic number.
19101423132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19101423132 is an abundant number, since it is smaller than the sum of its proper divisors (34922807268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19101423132 is a wasteful number, since it uses less digits than its factorization.
19101423132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16078663 (or 16078655 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The spelling of 19101423132 in words is "nineteen billion, one hundred one million, four hundred twenty-three thousand, one hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •