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75104056 = 239388007
BaseRepresentation
bin1000111100111…
…11111100111000
312020022200101201
410132133330320
5123211312211
611241423544
71601242156
oct436377470
9166280351
1075104056
1139437875
122119abb4
1312737a91
149d903d6
1568d80c1
hex479ff38

75104056 has 8 divisors (see below), whose sum is σ = 140820120. Its totient is φ = 37552024.

The previous prime is 75104053. The next prime is 75104059. The reversal of 75104056 is 65040157.

It is an interprime number because it is at equal distance from previous prime (75104053) and next prime (75104059).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×751040562 = 11281238455302272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75104053) 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 as a sum of consecutive naturals, namely, 4693996 + ... + 4694011.

It is an arithmetic number, because the mean of its divisors is an integer number (17602515).

Almost surely, 275104056 is an apocalyptic number.

It is an amenable number.

75104056 is a deficient number, since it is larger than the sum of its proper divisors (65716064).

75104056 is a wasteful number, since it uses less digits than its factorization.

75104056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9388013 (or 9388009 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 75104056 is about 8666.2596314673. The cubic root of 75104056 is about 421.9112741448.

The spelling of 75104056 in words is "seventy-five million, one hundred four thousand, fifty-six".

Divisors: 1 2 4 8 9388007 18776014 37552028 75104056