Base | Representation |
---|---|
bin | 100010111011001110… |
… | …1111011010010101101 |
3 | 21011121000111101200111 |
4 | 1011312131323102231 |
5 | 2212101003004212 |
6 | 54242213100021 |
7 | 5263422325441 |
oct | 1056635732255 |
9 | 234530441614 |
10 | 75002000557 |
11 | 29898746130 |
12 | 12652027611 |
13 | 70c38269b3 |
14 | 38b7078821 |
15 | 1e3e80eea7 |
hex | 117677b4ad |
75002000557 has 4 divisors (see below), whose sum is σ = 81820364256. Its totient is φ = 68183636860.
The previous prime is 75002000551. The next prime is 75002000569. The reversal of 75002000557 is 75500020057.
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 a de Polignac number, because none of the positive numbers 2k-75002000557 is a prime.
It is a pancake number, because a pancake can be divided into 75002000557 parts by 387303 straight cuts.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75002000551) 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, 3409181833 + ... + 3409181854.
It is an arithmetic number, because the mean of its divisors is an integer number (20455091064).
Almost surely, 275002000557 is an apocalyptic number.
It is an amenable number.
75002000557 is a deficient number, since it is larger than the sum of its proper divisors (6818363699).
75002000557 is a wasteful number, since it uses less digits than its factorization.
75002000557 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6818363698.
The product of its (nonzero) digits is 12250, while the sum is 31.
The spelling of 75002000557 in words is "seventy-five billion, two million, five hundred fifty-seven", and thus it is an aban number.
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