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75014927 = 135770379
BaseRepresentation
bin1000111100010…
…10001100001111
312020011011010122
410132022030033
5123200434202
611235455155
71600421261
oct436121417
9166134118
1075014927
1139386909
12211574bb
1312706340
149d69b31
1568bb9a2
hex478a30f

75014927 has 4 divisors (see below), whose sum is σ = 80785320. Its totient is φ = 69244536.

The previous prime is 75014911. The next prime is 75014941. The reversal of 75014927 is 72941057.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 75014927 - 24 = 75014911 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 (75014977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2885177 + ... + 2885202.

It is an arithmetic number, because the mean of its divisors is an integer number (20196330).

Almost surely, 275014927 is an apocalyptic number.

75014927 is a deficient number, since it is larger than the sum of its proper divisors (5770393).

75014927 is a wasteful number, since it uses less digits than its factorization.

75014927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5770392.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 75014927 is about 8661.1158057146. The cubic root of 75014927 is about 421.7443083936.

The spelling of 75014927 in words is "seventy-five million, fourteen thousand, nine hundred twenty-seven".

Divisors: 1 13 5770379 75014927