Base | Representation |
---|---|
bin | 10001111011100001… |
… | …000100101001110000 |
3 | 1211200201021212110211 |
4 | 101323201010221300 |
5 | 303412021332220 |
6 | 12502212033504 |
7 | 1251041314006 |
oct | 217341045160 |
9 | 54621255424 |
10 | 19252136560 |
11 | 818a369168 |
12 | 3893602894 |
13 | 1a7a77a7a7 |
14 | d08c4ca76 |
15 | 77a291b5a |
hex | 47b844a70 |
19252136560 has 20 divisors (see below), whose sum is σ = 44761217688. Its totient is φ = 7700854592.
The previous prime is 19252136537. The next prime is 19252136567. The reversal of 19252136560 is 6563125291.
It is a tau number, because it is divible by the number of its divisors (20).
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19252136567) 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, 120325774 + ... + 120325933.
Almost surely, 219252136560 is an apocalyptic number.
19252136560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19252136560 is an abundant number, since it is smaller than the sum of its proper divisors (25509081128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19252136560 is a wasteful number, since it uses less digits than its factorization.
19252136560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240651720 (or 240651714 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 40.
The spelling of 19252136560 in words is "nineteen billion, two hundred fifty-two million, one hundred thirty-six thousand, five hundred sixty".
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