Base | Representation |
---|---|
bin | 10001111101111100… |
… | …101011100010111111 |
3 | 1211210120001022001222 |
4 | 101331330223202333 |
5 | 304002442200231 |
6 | 12510230223555 |
7 | 1252045120025 |
oct | 217574534277 |
9 | 54716038058 |
10 | 19292928191 |
11 | 820039a559 |
12 | 38a51b4bbb |
13 | 1a86060754 |
14 | d1042a715 |
15 | 77db4d27b |
hex | 47df2b8bf |
19292928191 has 12 divisors (see below), whose sum is σ = 19635578952. Its totient is φ = 18954390000.
The previous prime is 19292928181. The next prime is 19292928209. The reversal of 19292928191 is 19182929291.
It is not a de Polignac number, because 19292928191 - 210 = 19292927167 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19292928181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1727696 + ... + 1738826.
It is an arithmetic number, because the mean of its divisors is an integer number (1636298246).
Almost surely, 219292928191 is an apocalyptic number.
19292928191 is a deficient number, since it is larger than the sum of its proper divisors (342650761).
19292928191 is a wasteful number, since it uses less digits than its factorization.
19292928191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11494 (or 11363 counting only the distinct ones).
The product of its digits is 419904, while the sum is 53.
The spelling of 19292928191 in words is "nineteen billion, two hundred ninety-two million, nine hundred twenty-eight thousand, one hundred ninety-one".
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