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76530852 = 22334715077
BaseRepresentation
bin1001000111111…
…00010010100100
312100000011121000
410203330102210
5124042441402
611332153300
71616334006
oct443742244
9170004530
1076530852
113a221842
1221768830
1312b17338
14a242376
156abac1c
hex48fc4a4

76530852 has 48 divisors (see below), whose sum is σ = 202648320. Its totient is φ = 24965856.

The previous prime is 76530827. The next prime is 76530859. The reversal of 76530852 is 25803567.

76530852 is a `hidden beast` number, since 76 + 530 + 8 + 52 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76530859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2463 + ... + 12614.

It is an arithmetic number, because the mean of its divisors is an integer number (4221840).

Almost surely, 276530852 is an apocalyptic number.

It is an amenable number.

76530852 is an abundant number, since it is smaller than the sum of its proper divisors (126117468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76530852 is a wasteful number, since it uses less digits than its factorization.

76530852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15137 (or 15129 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 76530852 is about 8748.1913559318. The cubic root of 76530852 is about 424.5662971283.

The spelling of 76530852 in words is "seventy-six million, five hundred thirty thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 47 54 94 108 141 188 282 423 564 846 1269 1692 2538 5076 15077 30154 45231 60308 90462 135693 180924 271386 407079 542772 708619 814158 1417238 1628316 2125857 2834476 4251714 6377571 8503428 12755142 19132713 25510284 38265426 76530852