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76250065 = 519179843
BaseRepresentation
bin1001000101101…
…11101111010001
312022110220102111
410202313233101
5124010000230
611322145321
71614054253
oct442675721
9168426374
1076250065
113a04a891
1221652241
1312a495a8
14a1abcd3
156a6292a
hex48b7bd1

76250065 has 8 divisors (see below), whose sum is σ = 91980288. Its totient is φ = 60679920.

The previous prime is 76250063. The next prime is 76250099. The reversal of 76250065 is 56005267.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 76250065 - 21 = 76250063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76250063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38967 + ... + 40876.

It is an arithmetic number, because the mean of its divisors is an integer number (11497536).

Almost surely, 276250065 is an apocalyptic number.

It is an amenable number.

76250065 is a deficient number, since it is larger than the sum of its proper divisors (15730223).

76250065 is a wasteful number, since it uses less digits than its factorization.

76250065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80039.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 76250065 is about 8732.1283201749. The cubic root of 76250065 is about 424.0464249184.

The spelling of 76250065 in words is "seventy-six million, two hundred fifty thousand, sixty-five".

Divisors: 1 5 191 955 79843 399215 15250013 76250065