Base | Representation |
---|---|
bin | 10001000111010101010110… |
… | …000000000001000010111001 |
3 | 100212111210221121200001220001 |
4 | 101013111112000001002321 |
5 | 34331213441121113012 |
6 | 424030522554433001 |
7 | 21566063136315061 |
oct | 2107252600010271 |
9 | 325453847601801 |
10 | 75270744707257 |
11 | 21a901640a04a0 |
12 | 8537b84132761 |
13 | 33000018c8158 |
14 | 14831a2b9a3a1 |
15 | 8a7e71351357 |
hex | 4475560010b9 |
75270744707257 has 32 divisors (see below), whose sum is σ = 83042215280640. Its totient is φ = 67657794281280.
The previous prime is 75270744707203. The next prime is 75270744707273.
75270744707257 is nontrivially palindromic in base 10.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-75270744707257 is a prime.
It is not an unprimeable number, because it can be changed into a prime (75270744705257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5655620719 + ... + 5655634027.
It is an arithmetic number, because the mean of its divisors is an integer number (2595069227520).
Almost surely, 275270744707257 is an apocalyptic number.
It is an amenable number.
75270744707257 is a deficient number, since it is larger than the sum of its proper divisors (7771470573383).
75270744707257 is a wasteful number, since it uses less digits than its factorization.
75270744707257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26941.
The product of its (nonzero) digits is 188238400, while the sum is 64.
The spelling of 75270744707257 in words is "seventy-five trillion, two hundred seventy billion, seven hundred forty-four million, seven hundred seven thousand, two hundred fifty-seven".
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