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75141244 = 2297193663
BaseRepresentation
bin1000111101010…
…01000001111100
312020101120102001
410132221001330
5123214004434
611242312044
71601455453
oct436510174
9166346361
1075141244
1139462802
12211b8624
131274b999
149d9db9a
1568e4114
hex47a907c

75141244 has 12 divisors (see below), whose sum is σ = 132853504. Its totient is φ = 37183104.

The previous prime is 75141211. The next prime is 75141247. The reversal of 75141244 is 44214157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75141247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96444 + ... + 97219.

Almost surely, 275141244 is an apocalyptic number.

It is an amenable number.

75141244 is a deficient number, since it is larger than the sum of its proper divisors (57712260).

75141244 is a wasteful number, since it uses less digits than its factorization.

75141244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193764 (or 193762 counting only the distinct ones).

The product of its digits is 4480, while the sum is 28.

The square root of 75141244 is about 8668.4049282437. The cubic root of 75141244 is about 421.9808995346.

The spelling of 75141244 in words is "seventy-five million, one hundred forty-one thousand, two hundred forty-four".

Divisors: 1 2 4 97 194 388 193663 387326 774652 18785311 37570622 75141244