Base | Representation |
---|---|
bin | 10010000011111001… |
… | …010000000110000101 |
3 | 1212001111202212010120 |
4 | 102003321100012011 |
5 | 304204012130423 |
6 | 12524152412153 |
7 | 1254366111300 |
oct | 220371200605 |
9 | 55044685116 |
10 | 19392692613 |
11 | 825173aa98 |
12 | 39126a7059 |
13 | 1aa0920c58 |
14 | d1d799b37 |
15 | 7877a7ee3 |
hex | 483e50185 |
19392692613 has 12 divisors (see below), whose sum is σ = 30078462240. Its totient is φ = 11081538552.
The previous prime is 19392692611. The next prime is 19392692639. The reversal of 19392692613 is 31629629391.
It is not a de Polignac number, because 19392692613 - 21 = 19392692611 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19392692611) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65961393 + ... + 65961686.
It is an arithmetic number, because the mean of its divisors is an integer number (2506538520).
Almost surely, 219392692613 is an apocalyptic number.
It is an amenable number.
19392692613 is a deficient number, since it is larger than the sum of its proper divisors (10685769627).
19392692613 is a wasteful number, since it uses less digits than its factorization.
19392692613 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131923096 (or 131923089 counting only the distinct ones).
The product of its digits is 944784, while the sum is 51.
The spelling of 19392692613 in words is "nineteen billion, three hundred ninety-two million, six hundred ninety-two thousand, six hundred thirteen".
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