Base | Representation |
---|---|
bin | 10010001101010010… |
… | …110000010001100000 |
3 | 1212110111110211220102 |
4 | 102031102300101200 |
5 | 310014343413320 |
6 | 12551544201532 |
7 | 1261322266616 |
oct | 221522602140 |
9 | 55414424812 |
10 | 19550372960 |
11 | 8322748628 |
12 | 39574692a8 |
13 | 1ac74ab931 |
14 | d366c36b6 |
15 | 796553175 |
hex | 48d4b0460 |
19550372960 has 48 divisors (see below), whose sum is σ = 46199459376. Its totient is φ = 7818167808.
The previous prime is 19550372873. The next prime is 19550372969. The reversal of 19550372960 is 6927305591.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19550372969) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 729722 + ... + 756038.
It is an arithmetic number, because the mean of its divisors is an integer number (962488737).
Almost surely, 219550372960 is an apocalyptic number.
19550372960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19550372960 is an abundant number, since it is smaller than the sum of its proper divisors (26649086416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19550372960 is a wasteful number, since it uses less digits than its factorization.
19550372960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30975 (or 30967 counting only the distinct ones).
The product of its (nonzero) digits is 510300, while the sum is 47.
The spelling of 19550372960 in words is "nineteen billion, five hundred fifty million, three hundred seventy-two thousand, nine hundred sixty".
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