Base | Representation |
---|---|
bin | 10010011000110101… |
… | …100011101010001000 |
3 | 1212221222220102222000 |
4 | 102120311203222020 |
5 | 310413433430304 |
6 | 13023103231000 |
7 | 1266163422315 |
oct | 223065435210 |
9 | 55858812860 |
10 | 19744045704 |
11 | 8411aa9849 |
12 | 39b02a8460 |
13 | 1b2865bca6 |
14 | d542d9d0c |
15 | 7a855c939 |
hex | 498d63a88 |
19744045704 has 32 divisors (see below), whose sum is σ = 54844572000. Its totient is φ = 6581348496.
The previous prime is 19744045663. The next prime is 19744045747. The reversal of 19744045704 is 40754044791.
19744045704 is a `hidden beast` number, since 1 + 9 + 74 + 4 + 0 + 4 + 570 + 4 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 19744045704.
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, 45703594 + ... + 45704025.
It is an arithmetic number, because the mean of its divisors is an integer number (1713892875).
Almost surely, 219744045704 is an apocalyptic number.
It is an amenable number.
19744045704 is an abundant number, since it is smaller than the sum of its proper divisors (35100526296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19744045704 is a wasteful number, since it uses less digits than its factorization.
19744045704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91407634 (or 91407624 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 45.
The spelling of 19744045704 in words is "nineteen billion, seven hundred forty-four million, forty-five thousand, seven hundred four".
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