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75109041 = 3271192207
BaseRepresentation
bin1000111101000…
…01001010110001
312020022221020100
410132201022301
5123211442131
611241503013
71601262540
oct436411261
9166287210
1075109041
1139440597
12211a1a69
131273a127
149d92157
1568d97e6
hex47a12b1

75109041 has 12 divisors (see below), whose sum is σ = 123989632. Its totient is φ = 42919416.

The previous prime is 75109039. The next prime is 75109081. The reversal of 75109041 is 14090157.

It is not a de Polignac number, because 75109041 - 21 = 75109039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75108996 and 75109014.

It is not an unprimeable number, because it can be changed into a prime (75109081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 596041 + ... + 596166.

Almost surely, 275109041 is an apocalyptic number.

It is an amenable number.

75109041 is a deficient number, since it is larger than the sum of its proper divisors (48880591).

75109041 is a wasteful number, since it uses less digits than its factorization.

75109041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192220 (or 1192217 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 75109041 is about 8666.5472363566. The cubic root of 75109041 is about 421.9206086658.

Adding to 75109041 its reverse (14090157), we get a palindrome (89199198).

The spelling of 75109041 in words is "seventy-five million, one hundred nine thousand, forty-one".

Divisors: 1 3 7 9 21 63 1192207 3576621 8345449 10729863 25036347 75109041