Base | Representation |
---|---|
bin | 111100110110111101… |
… | …0111101011011101101 |
3 | 110111100020022000110120 |
4 | 1321231322331123231 |
5 | 4120124424111110 |
6 | 140012320355153 |
7 | 12304461540360 |
oct | 1715572753355 |
9 | 414306260416 |
10 | 130693191405 |
11 | 50476999097 |
12 | 213b4a75ab9 |
13 | c42a69bb6a |
14 | 647b5900d7 |
15 | 35edb3d870 |
hex | 1e6debd6ed |
130693191405 has 32 divisors (see below), whose sum is σ = 242006937600. Its totient is φ = 58989183552.
The previous prime is 130693191389. The next prime is 130693191407. The reversal of 130693191405 is 504191396031.
It is not a de Polignac number, because 130693191405 - 24 = 130693191389 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 (130693191407) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7869535 + ... + 7886124.
It is an arithmetic number, because the mean of its divisors is an integer number (7562716800).
Almost surely, 2130693191405 is an apocalyptic number.
130693191405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130693191405 is a deficient number, since it is larger than the sum of its proper divisors (111313746195).
130693191405 is a wasteful number, since it uses less digits than its factorization.
130693191405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15755753.
The product of its (nonzero) digits is 87480, while the sum is 42.
The spelling of 130693191405 in words is "one hundred thirty billion, six hundred ninety-three million, one hundred ninety-one thousand, four hundred five".
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