Base | Representation |
---|---|
bin | 100011000110100101… |
… | …1011110000110010101 |
3 | 21012120120111010021121 |
4 | 1012031023132012111 |
5 | 2213341024211412 |
6 | 54344104043541 |
7 | 5306030153014 |
oct | 1061513360625 |
9 | 235516433247 |
10 | 75383038357 |
11 | 29a7383a500 |
12 | 127397635b1 |
13 | 7154759353 |
14 | 3911904a7b |
15 | 1e62eca107 |
hex | 118d2de195 |
75383038357 has 6 divisors (see below), whose sum is σ = 82859042294. Its totient is φ = 68530034760.
The previous prime is 75383038343. The next prime is 75383038369.
75383038357 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in only one way, i.e., 70692706161 + 4690332196 = 265881^2 + 68486^2 .
It is not a de Polignac number, because 75383038357 - 227 = 75248820629 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 (75383048357) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 311500038 + ... + 311500279.
Almost surely, 275383038357 is an apocalyptic number.
It is an amenable number.
75383038357 is a deficient number, since it is larger than the sum of its proper divisors (7476003937).
75383038357 is a wasteful number, since it uses less digits than its factorization.
75383038357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 623000339 (or 623000328 counting only the distinct ones).
The product of its (nonzero) digits is 6350400, while the sum is 52.
The spelling of 75383038357 in words is "seventy-five billion, three hundred eighty-three million, thirty-eight thousand, three hundred fifty-seven".
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