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76520333 = 233326971
BaseRepresentation
bin1001000111110…
…01101110001101
312022222122011102
410203321232031
5124042122313
611332032445
71616261231
oct443715615
9168878142
1076520333
113a21494a
1221762725
1312b12606
14a23c5c1
156ab7a58
hex48f9b8d

76520333 has 4 divisors (see below), whose sum is σ = 79847328. Its totient is φ = 73193340.

The previous prime is 76520317. The next prime is 76520341. The reversal of 76520333 is 33302567.

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 76520333 - 24 = 76520317 is a prime.

It is a super-2 number, since 2×765203332 = 11710722724861778, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 76520296 and 76520305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76520303) 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, 1663463 + ... + 1663508.

It is an arithmetic number, because the mean of its divisors is an integer number (19961832).

Almost surely, 276520333 is an apocalyptic number.

It is an amenable number.

76520333 is a deficient number, since it is larger than the sum of its proper divisors (3326995).

76520333 is a wasteful number, since it uses less digits than its factorization.

76520333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3326994.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 76520333 is about 8747.5901252859. The cubic root of 76520333 is about 424.5468443308.

The spelling of 76520333 in words is "seventy-six million, five hundred twenty thousand, three hundred thirty-three".

Divisors: 1 23 3326971 76520333