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76574941 = 3712491657
BaseRepresentation
bin1001001000001…
…11000011011101
312100002102001221
410210013003131
5124100344231
611333133341
71616606362
oct444070335
9170072057
1076574941
113a251983
122178a251
1312b31421
14a254469
156ac8d11
hex49070dd

76574941 has 8 divisors (see below), whose sum is σ = 78755000. Its totient is φ = 74400768.

The previous prime is 76574933. The next prime is 76574951. The reversal of 76574941 is 14947567.

It can be written as a sum of positive squares in 4 ways, for example, as 16434916 + 60140025 = 4054^2 + 7755^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 76574941 - 23 = 76574933 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 (76574951) 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, 45385 + ... + 47041.

It is an arithmetic number, because the mean of its divisors is an integer number (9844375).

Almost surely, 276574941 is an apocalyptic number.

It is an amenable number.

76574941 is a deficient number, since it is larger than the sum of its proper divisors (2180059).

76574941 is a wasteful number, since it uses less digits than its factorization.

76574941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2943.

The product of its digits is 211680, while the sum is 43.

The square root of 76574941 is about 8750.7108854081. The cubic root of 76574941 is about 424.6478115745.

The spelling of 76574941 in words is "seventy-six million, five hundred seventy-four thousand, nine hundred forty-one".

Divisors: 1 37 1249 1657 46213 61309 2069593 76574941