Base | Representation |
---|---|
bin | 10010011010010010… |
… | …101101111000110011 |
3 | 1220000200212011200021 |
4 | 102122102231320303 |
5 | 310441211420440 |
6 | 13025334504311 |
7 | 1266611124364 |
oct | 223222557063 |
9 | 56020764607 |
10 | 19768466995 |
11 | 8424869932 |
12 | 39b8505097 |
13 | 1b3072c964 |
14 | d57655b6b |
15 | 7aa78384a |
hex | 49a4ade33 |
19768466995 has 16 divisors (see below), whose sum is σ = 24781593600. Its totient is φ = 15110042464.
The previous prime is 19768466981. The next prime is 19768467011. The reversal of 19768466995 is 59966486791.
It is not a de Polignac number, because 19768466995 - 27 = 19768466867 is a prime.
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, 5106 + ... + 198904.
It is an arithmetic number, because the mean of its divisors is an integer number (1548849600).
Almost surely, 219768466995 is an apocalyptic number.
19768466995 is a deficient number, since it is larger than the sum of its proper divisors (5013126605).
19768466995 is a wasteful number, since it uses less digits than its factorization.
19768466995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194714.
The product of its digits is 176359680, while the sum is 70.
The spelling of 19768466995 in words is "nineteen billion, seven hundred sixty-eight million, four hundred sixty-six thousand, nine hundred ninety-five".
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