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76001369 = 76879887
BaseRepresentation
bin1001000011110…
…11000001011001
312022000021021112
410201323001121
5123424020434
611312550105
71612000223
oct441730131
9168007245
1076001369
113999aa54
1221552335
1312990332
14a145413
156a13dce
hex487b059

76001369 has 4 divisors (see below), whose sum is σ = 76018944. Its totient is φ = 75983796.

The previous prime is 76001347. The next prime is 76001423. The reversal of 76001369 is 96310067.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-76001369 is a prime.

It is a super-2 number, since 2×760013692 = 11552416179748322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76001329) 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, 2744 + ... + 12630.

It is an arithmetic number, because the mean of its divisors is an integer number (19004736).

Almost surely, 276001369 is an apocalyptic number.

It is an amenable number.

76001369 is a deficient number, since it is larger than the sum of its proper divisors (17575).

76001369 is an equidigital number, since it uses as much as digits as its factorization.

76001369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17574.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 76001369 is about 8717.8764042627. The cubic root of 76001369 is about 423.5849017622.

The spelling of 76001369 in words is "seventy-six million, one thousand, three hundred sixty-nine".

Divisors: 1 7687 9887 76001369