Base | Representation |
---|---|
bin | 10010011001100110… |
… | …001100001011101110 |
3 | 1212222212220011011120 |
4 | 102121212030023232 |
5 | 310430214411411 |
6 | 13024240401410 |
7 | 1266406661163 |
oct | 223146141356 |
9 | 55885804146 |
10 | 19756794606 |
11 | 841921722a |
12 | 39b4616266 |
13 | 1b2b1a3b13 |
14 | d55c9806a |
15 | 7a972a106 |
hex | 49998c2ee |
19756794606 has 32 divisors (see below), whose sum is σ = 40360750848. Its totient is φ = 6445782720.
The previous prime is 19756794601. The next prime is 19756794677. The reversal of 19756794606 is 60649765791.
It is a self number, because there is not a number n which added to its sum of digits gives 19756794606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19756794601) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114786 + ... + 229541.
It is an arithmetic number, because the mean of its divisors is an integer number (1261273464).
Almost surely, 219756794606 is an apocalyptic number.
19756794606 is an abundant number, since it is smaller than the sum of its proper divisors (20603956242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19756794606 is a wasteful number, since it uses less digits than its factorization.
19756794606 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 344536.
The product of its (nonzero) digits is 17146080, while the sum is 60.
The spelling of 19756794606 in words is "nineteen billion, seven hundred fifty-six million, seven hundred ninety-four thousand, six hundred six".
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