Base | Representation |
---|---|
bin | 10001110100010000… |
… | …000000111101000100 |
3 | 1211101012220002111120 |
4 | 101310100000331010 |
5 | 303134314140302 |
6 | 12442135033540 |
7 | 1245031140063 |
oct | 216420007504 |
9 | 54335802446 |
10 | 19130224452 |
11 | 8127570859 |
12 | 385a80b8b0 |
13 | 1a5b434451 |
14 | cd69961da |
15 | 76e70e9bc |
hex | 474400f44 |
19130224452 has 12 divisors (see below), whose sum is σ = 44637190416. Its totient is φ = 6376741480.
The previous prime is 19130224439. The next prime is 19130224453. The reversal of 19130224452 is 25442203191.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (19130224453) 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, 797092674 + ... + 797092697.
It is an arithmetic number, because the mean of its divisors is an integer number (3719765868).
Almost surely, 219130224452 is an apocalyptic number.
19130224452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19130224452 is an abundant number, since it is smaller than the sum of its proper divisors (25506965964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19130224452 is a wasteful number, since it uses less digits than its factorization.
19130224452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1594185378 (or 1594185376 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 33.
The spelling of 19130224452 in words is "nineteen billion, one hundred thirty million, two hundred twenty-four thousand, four hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •