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76520433 = 3112318801
BaseRepresentation
bin1001000111110…
…01101111110001
312022222122022010
410203321233301
5124042123213
611332033133
71616261433
oct443715761
9168878263
1076520433
113a214a30
12217627a9
1312b12682
14a23c653
156ab7ac3
hex48f9bf1

76520433 has 8 divisors (see below), whose sum is σ = 111302496. Its totient is φ = 46376000.

The previous prime is 76520407. The next prime is 76520461. The reversal of 76520433 is 33402567.

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

It is not a de Polignac number, because 76520433 - 25 = 76520401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76520433.

It is not an unprimeable number, because it can be changed into a prime (76521433) 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, 1159368 + ... + 1159433.

It is an arithmetic number, because the mean of its divisors is an integer number (13912812).

Almost surely, 276520433 is an apocalyptic number.

It is an amenable number.

76520433 is a deficient number, since it is larger than the sum of its proper divisors (34782063).

76520433 is a wasteful number, since it uses less digits than its factorization.

76520433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318815.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 76520433 is about 8747.5958411440. The cubic root of 76520433 is about 424.5470292693.

The spelling of 76520433 in words is "seventy-six million, five hundred twenty thousand, four hundred thirty-three".

Divisors: 1 3 11 33 2318801 6956403 25506811 76520433