Base | Representation |
---|---|
bin | 110001011111111110… |
… | …001111010111011111 |
3 | 12002012002122111121111 |
4 | 301133332033113133 |
5 | 1332322314241233 |
6 | 40225555442451 |
7 | 3561046332301 |
oct | 613776172737 |
9 | 162162574544 |
10 | 53149758943 |
11 | 205a4720616 |
12 | a3738b6427 |
13 | 502049a508 |
14 | 2802b9b971 |
15 | 15b116bacd |
hex | c5ff8f5df |
53149758943 has 8 divisors (see below), whose sum is σ = 55068232320. Its totient is φ = 51244033440.
The previous prime is 53149758929. The next prime is 53149758997. The reversal of 53149758943 is 34985794135.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53149758943 - 25 = 53149758911 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 (53149755943) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3178480 + ... + 3195157.
It is an arithmetic number, because the mean of its divisors is an integer number (6883529040).
Almost surely, 253149758943 is an apocalyptic number.
53149758943 is a deficient number, since it is larger than the sum of its proper divisors (1918473377).
53149758943 is a wasteful number, since it uses less digits than its factorization.
53149758943 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6373937.
The product of its digits is 16329600, while the sum is 58.
The spelling of 53149758943 in words is "fifty-three billion, one hundred forty-nine million, seven hundred fifty-eight thousand, nine hundred forty-three".
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