Base | Representation |
---|---|
bin | 10001110101100010… |
… | …000110101011011000 |
3 | 1211102201101101100220 |
4 | 101311202012223120 |
5 | 303210321244304 |
6 | 12444224200040 |
7 | 1245412064322 |
oct | 216542065330 |
9 | 54381341326 |
10 | 19151743704 |
11 | 8138729565 |
12 | 3865a69020 |
13 | 1a62a2a232 |
14 | cd9798612 |
15 | 771560ad9 |
hex | 475886ad8 |
19151743704 has 32 divisors (see below), whose sum is σ = 49423856640. Its totient is φ = 6177981600.
The previous prime is 19151743693. The next prime is 19151743763. The reversal of 19151743704 is 40734715191.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12870052 + ... + 12871539.
It is an arithmetic number, because the mean of its divisors is an integer number (1544495520).
Almost surely, 219151743704 is an apocalyptic number.
It is an amenable number.
19151743704 is an abundant number, since it is smaller than the sum of its proper divisors (30272112936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19151743704 is a wasteful number, since it uses less digits than its factorization.
19151743704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25741631 (or 25741627 counting only the distinct ones).
The product of its (nonzero) digits is 105840, while the sum is 42.
The spelling of 19151743704 in words is "nineteen billion, one hundred fifty-one million, seven hundred forty-three thousand, seven hundred four".
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