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75700077 = 325233359
BaseRepresentation
bin1001000001100…
…01011101101101
312021102221222120
410200301131231
5123334400302
611302303153
71606303635
oct440613555
9167387876
1075700077
1139804652
1221427ab9
13128b615b
14a0a76c5
1569a49bc
hex483176d

75700077 has 4 divisors (see below), whose sum is σ = 100933440. Its totient is φ = 50466716.

The previous prime is 75700057. The next prime is 75700103. The reversal of 75700077 is 77000757.

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 not a de Polignac number, because 75700077 - 26 = 75700013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75700057) 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, 12616677 + ... + 12616682.

It is an arithmetic number, because the mean of its divisors is an integer number (25233360).

Almost surely, 275700077 is an apocalyptic number.

It is an amenable number.

75700077 is a deficient number, since it is larger than the sum of its proper divisors (25233363).

75700077 is a wasteful number, since it uses less digits than its factorization.

75700077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25233362.

The product of its (nonzero) digits is 12005, while the sum is 33.

The square root of 75700077 is about 8700.5791186564. The cubic root of 75700077 is about 423.0244216852.

The spelling of 75700077 in words is "seventy-five million, seven hundred thousand, seventy-seven".

Divisors: 1 3 25233359 75700077