Base | Representation |
---|---|
bin | 1001100110110011… |
… | …10111111110011111 |
3 | 111022102112110120110 |
4 | 10303121313332133 |
5 | 41030242410231 |
6 | 2211432421103 |
7 | 241543035114 |
oct | 46331677637 |
9 | 14272473513 |
10 | 5157388191 |
11 | 220723609a |
12 | bbb247793 |
13 | 6426465b7 |
14 | 36cd5090b |
15 | 202b95046 |
hex | 133677f9f |
5157388191 has 16 divisors (see below), whose sum is σ = 7127825408. Its totient is φ = 3313526400.
The previous prime is 5157388157. The next prime is 5157388207. The reversal of 5157388191 is 1918837515.
It is a happy number.
It is not a de Polignac number, because 5157388191 - 26 = 5157388127 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 5157388191.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5157388151) 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 15 ways as a sum of consecutive naturals, for example, 92641 + ... + 137466.
It is an arithmetic number, because the mean of its divisors is an integer number (445489088).
Almost surely, 25157388191 is an apocalyptic number.
5157388191 is a deficient number, since it is larger than the sum of its proper divisors (1970437217).
5157388191 is a wasteful number, since it uses less digits than its factorization.
5157388191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230382.
The product of its digits is 302400, while the sum is 48.
The square root of 5157388191 is about 71814.9579892657. The cubic root of 5157388191 is about 1727.7329154278.
The spelling of 5157388191 in words is "five billion, one hundred fifty-seven million, three hundred eighty-eight thousand, one hundred ninety-one".
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