Base | Representation |
---|---|
bin | 100011010111010110… |
… | …0001010000000101101 |
3 | 21021000202101200110122 |
4 | 1012232230022000231 |
5 | 2221013441124312 |
6 | 54515550214325 |
7 | 5325665005325 |
oct | 1065654120055 |
9 | 237022350418 |
10 | 75945254957 |
11 | 2a232131120 |
12 | 12875ab43a5 |
13 | 72140862b0 |
14 | 3966454285 |
15 | 1e97532b72 |
hex | 11aeb0a02d |
75945254957 has 16 divisors (see below), whose sum is σ = 89231466240. Its totient is φ = 63723806400.
The previous prime is 75945254951. The next prime is 75945254993.
75945254957 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 75945254957 - 24 = 75945254941 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 75945254957.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75945254951) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1830044 + ... + 1871082.
It is an arithmetic number, because the mean of its divisors is an integer number (5576966640).
Almost surely, 275945254957 is an apocalyptic number.
It is an amenable number.
75945254957 is a deficient number, since it is larger than the sum of its proper divisors (13286211283).
75945254957 is a wasteful number, since it uses less digits than its factorization.
75945254957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54004.
The product of its digits is 79380000, while the sum is 62.
The spelling of 75945254957 in words is "seventy-five billion, nine hundred forty-five million, two hundred fifty-four thousand, nine hundred fifty-seven".
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