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75044095 = 572144117
BaseRepresentation
bin1000111100100…
…01010011111111
312020012122010221
410132101103333
5123202402340
611240242211
71600602310
oct436212377
9166178127
1075044095
11393a6815
1221170367
13127166b9
149d76607
1568c544a
hex47914ff

75044095 has 8 divisors (see below), whose sum is σ = 102917664. Its totient is φ = 51458784.

The previous prime is 75044093. The next prime is 75044107. The reversal of 75044095 is 59044057.

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 75044095 - 21 = 75044093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 75044095.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75044093) 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, 1072024 + ... + 1072093.

It is an arithmetic number, because the mean of its divisors is an integer number (12864708).

Almost surely, 275044095 is an apocalyptic number.

75044095 is a deficient number, since it is larger than the sum of its proper divisors (27873569).

75044095 is a wasteful number, since it uses less digits than its factorization.

75044095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144129.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 75044095 is about 8662.7994897723. The cubic root of 75044095 is about 421.7989634889.

It can be divided in two parts, 7504 and 4095, that multiplied together give a triangular number (30728880 = T7839).

The spelling of 75044095 in words is "seventy-five million, forty-four thousand, ninety-five".

Divisors: 1 5 7 35 2144117 10720585 15008819 75044095