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75095117 = 537331933
BaseRepresentation
bin1000111100111…
…01110001001101
312020022020010122
410132131301031
5123211020432
611241314325
71601204126
oct436356115
9166266118
1075095117
1139431089
12211959a5
13127339a6
149d8b04d
1568d5612
hex479dc4d

75095117 has 8 divisors (see below), whose sum is σ = 76656024. Its totient is φ = 73539648.

The previous prime is 75095107. The next prime is 75095129. The reversal of 75095117 is 71159057.

It can be written as a sum of positive squares in 4 ways, for example, as 47416996 + 27678121 = 6886^2 + 5261^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 75095117 - 210 = 75094093 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 (75095107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37883 + ... + 39815.

It is an arithmetic number, because the mean of its divisors is an integer number (9582003).

Almost surely, 275095117 is an apocalyptic number.

It is an amenable number.

75095117 is a deficient number, since it is larger than the sum of its proper divisors (1560907).

75095117 is a wasteful number, since it uses less digits than its factorization.

75095117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2719.

The product of its (nonzero) digits is 11025, while the sum is 35.

The square root of 75095117 is about 8665.7438803602. The cubic root of 75095117 is about 421.8945346382.

The spelling of 75095117 in words is "seventy-five million, ninety-five thousand, one hundred seventeen".

Divisors: 1 53 733 1933 38849 102449 1416889 75095117