Base | Representation |
---|---|
bin | 10001110111111101… |
… | …101011110001000101 |
3 | 1211112120010102211012 |
4 | 101313331223301011 |
5 | 303301241343231 |
6 | 12452242252005 |
7 | 1246415536646 |
oct | 216775536105 |
9 | 54476112735 |
10 | 19192527941 |
11 | 8159755344 |
12 | 3877657005 |
13 | 1a6b309a12 |
14 | d00d736cd |
15 | 774e19e2b |
hex | 477f6bc45 |
19192527941 has 4 divisors (see below), whose sum is σ = 19194858912. Its totient is φ = 19190196972.
The previous prime is 19192527883. The next prime is 19192527979. The reversal of 19192527941 is 14972529191.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14972529191 = 27917 ⋅536323.
It is a cyclic number.
It is not a de Polignac number, because 19192527941 - 234 = 2012658757 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 19192527941.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19192727941) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153091 + ... + 1169616.
It is an arithmetic number, because the mean of its divisors is an integer number (4798714728).
Almost surely, 219192527941 is an apocalyptic number.
It is an amenable number.
19192527941 is a deficient number, since it is larger than the sum of its proper divisors (2330971).
19192527941 is an equidigital number, since it uses as much as digits as its factorization.
19192527941 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2330970.
The product of its digits is 408240, while the sum is 50.
The spelling of 19192527941 in words is "nineteen billion, one hundred ninety-two million, five hundred twenty-seven thousand, nine hundred forty-one".
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