Base | Representation |
---|---|
bin | 10010100000101100… |
… | …000000011110000000 |
3 | 1220022011202020000021 |
4 | 102200230000132000 |
5 | 311201143310000 |
6 | 13044130303224 |
7 | 1302353113105 |
oct | 224054003600 |
9 | 56264666007 |
10 | 19875760000 |
11 | 847a391738 |
12 | 3a28427b14 |
13 | 1b49a27b45 |
14 | d679c4aac |
15 | 7b4dc911a |
hex | 4a0b00780 |
19875760000 has 80 divisors (see below), whose sum is σ = 49479661440. Its totient is φ = 7950272000.
The previous prime is 19875759979. The next prime is 19875760031. The reversal of 19875760000 is 6757891.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 44224 + ... + 204223.
It is an arithmetic number, because the mean of its divisors is an integer number (618495768).
Almost surely, 219875760000 is an apocalyptic number.
19875760000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19875760000 is an abundant number, since it is smaller than the sum of its proper divisors (29603901440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19875760000 is an frugal number, since it uses more digits than its factorization.
19875760000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248481 (or 248454 counting only the distinct ones).
The product of its (nonzero) digits is 105840, while the sum is 43.
The spelling of 19875760000 in words is "nineteen billion, eight hundred seventy-five million, seven hundred sixty thousand".
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