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75923141 = 789121867
BaseRepresentation
bin1001000011001…
…11111011000101
312021212021222012
410201213323011
5123414020031
611311144005
71611223160
oct441477305
9167767865
1075923141
11399471a8
1221515005
1312963848
14a124ad7
1569eab2b
hex4867ec5

75923141 has 8 divisors (see below), whose sum is σ = 87744960. Its totient is φ = 64345248.

The previous prime is 75923137. The next prime is 75923143. The reversal of 75923141 is 14132957.

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 75923141 - 22 = 75923137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75923098 and 75923107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75923143) 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, 60311 + ... + 61556.

It is an arithmetic number, because the mean of its divisors is an integer number (10968120).

Almost surely, 275923141 is an apocalyptic number.

It is an amenable number.

75923141 is a deficient number, since it is larger than the sum of its proper divisors (11821819).

75923141 is a wasteful number, since it uses less digits than its factorization.

75923141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121963.

The product of its digits is 7560, while the sum is 32.

The square root of 75923141 is about 8713.3886060476. The cubic root of 75923141 is about 423.4395202792.

The spelling of 75923141 in words is "seventy-five million, nine hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 7 89 623 121867 853069 10846163 75923141