Base | Representation |
---|---|
bin | 10001000100001001101101… |
… | …001111100011101001111001 |
3 | 100211201220120021202101110221 |
4 | 101010021231033203221321 |
5 | 34314123140334400144 |
6 | 423342242121540041 |
7 | 21544222534244416 |
oct | 2104115517435171 |
9 | 324656507671427 |
10 | 75052091325049 |
11 | 21a0645aa49143 |
12 | 8501721644621 |
13 | 32b54c6bac117 |
14 | 147677d5ab10d |
15 | 8a24254add84 |
hex | 44426d3e3a79 |
75052091325049 has 4 divisors (see below), whose sum is σ = 77080526225764. Its totient is φ = 73023656424336.
The previous prime is 75052091325047. The next prime is 75052091325053. The reversal of 75052091325049 is 94052319025057.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 44118249612649 + 30933841712400 = 6642157^2 + 5561820^2 .
It is a cyclic number.
It is not a de Polignac number, because 75052091325049 - 21 = 75052091325047 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 75052091324987 and 75052091325005.
It is not an unprimeable number, because it can be changed into a prime (75052091325047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014217450302 + ... + 1014217450375.
It is an arithmetic number, because the mean of its divisors is an integer number (19270131556441).
Almost surely, 275052091325049 is an apocalyptic number.
It is an amenable number.
75052091325049 is a deficient number, since it is larger than the sum of its proper divisors (2028434900715).
75052091325049 is a wasteful number, since it uses less digits than its factorization.
75052091325049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2028434900714.
The product of its (nonzero) digits is 3402000, while the sum is 52.
The spelling of 75052091325049 in words is "seventy-five trillion, fifty-two billion, ninety-one million, three hundred twenty-five thousand, forty-nine".
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