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75813941 = 731349373
BaseRepresentation
bin1001000010011…
…01010000110101
312021122202011202
410201031100311
5123402021231
611304542245
71610256620
oct441152065
9167582152
1075813941
1139882155
1221481985
1312925c28
14a0d6db7
1569c85cb
hex484d435

75813941 has 8 divisors (see below), whose sum is σ = 89439744. Its totient is φ = 62886960.

The previous prime is 75813923. The next prime is 75813949. The reversal of 75813941 is 14931857.

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 75813941 - 218 = 75551797 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75813895 and 75813904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75813949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174470 + ... + 174903.

It is an arithmetic number, because the mean of its divisors is an integer number (11179968).

Almost surely, 275813941 is an apocalyptic number.

It is an amenable number.

75813941 is a deficient number, since it is larger than the sum of its proper divisors (13625803).

75813941 is a wasteful number, since it uses less digits than its factorization.

75813941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349411.

The product of its digits is 30240, while the sum is 38.

The square root of 75813941 is about 8707.1201323974. The cubic root of 75813941 is about 423.2364123225.

The spelling of 75813941 in words is "seventy-five million, eight hundred thirteen thousand, nine hundred forty-one".

Divisors: 1 7 31 217 349373 2445611 10830563 75813941