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75137704 = 2319494327
BaseRepresentation
bin1000111101010…
…00001010101000
312020101101112221
410132220022220
5123213401304
611242243424
71601442235
oct436501250
9166341487
1075137704
1139460084
12211b6574
131274a1a5
149d9c78c
1568e3054
hex47a82a8

75137704 has 16 divisors (see below), whose sum is σ = 148298400. Its totient is φ = 35591472.

The previous prime is 75137683. The next prime is 75137719. The reversal of 75137704 is 40773157.

It is a self number, because there is not a number n which added to its sum of digits gives 75137704.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 247012 + ... + 247315.

It is an arithmetic number, because the mean of its divisors is an integer number (9268650).

Almost surely, 275137704 is an apocalyptic number.

It is an amenable number.

75137704 is a deficient number, since it is larger than the sum of its proper divisors (73160696).

75137704 is a wasteful number, since it uses less digits than its factorization.

75137704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494352 (or 494348 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 34.

The square root of 75137704 is about 8668.2007360236. The cubic root of 75137704 is about 421.9742727441.

The spelling of 75137704 in words is "seventy-five million, one hundred thirty-seven thousand, seven hundred four".

Divisors: 1 2 4 8 19 38 76 152 494327 988654 1977308 3954616 9392213 18784426 37568852 75137704