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76045357 = 220334519
BaseRepresentation
bin1001000100001…
…01110000101101
312022002111121201
410202011300231
5123431422412
611313525501
71612242403
oct442056055
9168074551
1076045357
1139a20003
1221573891
13129a736b
14a157473
156a21e57
hex4885c2d

76045357 has 4 divisors (see below), whose sum is σ = 76082080. Its totient is φ = 76008636.

The previous prime is 76045327. The next prime is 76045363. The reversal of 76045357 is 75354067.

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 76045357 - 211 = 76043309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76045327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15057 + ... + 19462.

It is an arithmetic number, because the mean of its divisors is an integer number (19020520).

Almost surely, 276045357 is an apocalyptic number.

It is an amenable number.

76045357 is a deficient number, since it is larger than the sum of its proper divisors (36723).

76045357 is a wasteful number, since it uses less digits than its factorization.

76045357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36722.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 76045357 is about 8720.3989014265. The cubic root of 76045357 is about 423.6666066899. Note that the first 4 decimals are identical.

The spelling of 76045357 in words is "seventy-six million, forty-five thousand, three hundred fifty-seven".

Divisors: 1 2203 34519 76045357