Base | Representation |
---|---|
bin | 101111010100011011… |
… | …001000000001000001 |
3 | 11212010221012021121112 |
4 | 233110123020001001 |
5 | 1313023440131034 |
6 | 35201402533105 |
7 | 3446040205106 |
oct | 572433100101 |
9 | 155127167545 |
10 | 50808520769 |
11 | 1a6030a3736 |
12 | 9a1b807195 |
13 | 4a39417096 |
14 | 265dc76aad |
15 | 14c58517ce |
hex | bd46c8041 |
50808520769 has 4 divisors (see below), whose sum is σ = 50926406400. Its totient is φ = 50690635140.
The previous prime is 50808520739. The next prime is 50808520813. The reversal of 50808520769 is 96702580805.
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.
It is a cyclic number.
It is not a de Polignac number, because 50808520769 - 28 = 50808520513 is a prime.
It is a super-2 number, since 2×508085207692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50808520729) 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, 58942169 + ... + 58943030.
It is an arithmetic number, because the mean of its divisors is an integer number (12731601600).
Almost surely, 250808520769 is an apocalyptic number.
It is an amenable number.
50808520769 is a deficient number, since it is larger than the sum of its proper divisors (117885631).
50808520769 is a wasteful number, since it uses less digits than its factorization.
50808520769 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117885630.
The product of its (nonzero) digits is 1209600, while the sum is 50.
The spelling of 50808520769 in words is "fifty billion, eight hundred eight million, five hundred twenty thousand, seven hundred sixty-nine".
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