Base | Representation |
---|---|
bin | 10010111111011100… |
… | …11000001011101001 |
3 | 222022120102210112000 |
4 | 21133232120023221 |
5 | 131340124142120 |
6 | 4403422041213 |
7 | 510443645661 |
oct | 113756301351 |
9 | 28276383460 |
10 | 10195927785 |
11 | 43623764aa |
12 | 1b86719209 |
13 | c6647a084 |
14 | 6ca1a51a1 |
15 | 3ea1b0990 |
hex | 25fb982e9 |
10195927785 has 16 divisors (see below), whose sum is σ = 18126094080. Its totient is φ = 5437828080.
The previous prime is 10195927747. The next prime is 10195927787. The reversal of 10195927785 is 58772959101.
It is not a de Polignac number, because 10195927785 - 210 = 10195926761 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10195927787) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37762561 + ... + 37762830.
It is an arithmetic number, because the mean of its divisors is an integer number (1132880880).
Almost surely, 210195927785 is an apocalyptic number.
10195927785 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10195927785 is a deficient number, since it is larger than the sum of its proper divisors (7930166295).
10195927785 is an equidigital number, since it uses as much as digits as its factorization.
10195927785 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75525405 (or 75525399 counting only the distinct ones).
The product of its (nonzero) digits is 1587600, while the sum is 54.
The spelling of 10195927785 in words is "ten billion, one hundred ninety-five million, nine hundred twenty-seven thousand, seven hundred eighty-five".
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