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75000701 = 163460127
BaseRepresentation
bin1000111100001…
…10101101111101
312020010102121202
410132012231331
5123200010301
611235305245
71600331636
oct436065575
9166112552
1075000701
1139377156
122114b225
13126cca19
149d6488d
1568b766b
hex4786b7d

75000701 has 4 divisors (see below), whose sum is σ = 75460992. Its totient is φ = 74540412.

The previous prime is 75000683. The next prime is 75000703. The reversal of 75000701 is 10700057.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-75000701 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75000703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229901 + ... + 230226.

It is an arithmetic number, because the mean of its divisors is an integer number (18865248).

Almost surely, 275000701 is an apocalyptic number.

It is an amenable number.

75000701 is a deficient number, since it is larger than the sum of its proper divisors (460291).

75000701 is a wasteful number, since it uses less digits than its factorization.

75000701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460290.

The product of its (nonzero) digits is 245, while the sum is 20.

The square root of 75000701 is about 8660.2945100037. The cubic root of 75000701 is about 421.7176465274.

Adding to 75000701 its reverse (10700057), we get a palindrome (85700758).

The spelling of 75000701 in words is "seventy-five million, seven hundred one", and thus it is an aban number.

Divisors: 1 163 460127 75000701