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76842492 = 22310316211
BaseRepresentation
bin1001001010010…
…00010111111100
312100121000002020
410211020113330
5124132424432
611343000140
71622102406
oct445102774
9170530066
1076842492
113a4149a1
1221899050
1312bc613c
14a2c3b76
156b2d22c
hex49485fc

76842492 has 24 divisors (see below), whose sum is σ = 179501952. Its totient is φ = 25585200.

The previous prime is 76842463. The next prime is 76842529. The reversal of 76842492 is 29424867.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9267 + ... + 15477.

It is an arithmetic number, because the mean of its divisors is an integer number (7479248).

Almost surely, 276842492 is an apocalyptic number.

It is an amenable number.

76842492 is an abundant number, since it is smaller than the sum of its proper divisors (102659460).

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

76842492 is a wasteful number, since it uses less digits than its factorization.

76842492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7249 (or 7247 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 76842492 is about 8765.9849418077. The cubic root of 76842492 is about 425.1418064279.

The spelling of 76842492 in words is "seventy-six million, eight hundred forty-two thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 1031 2062 3093 4124 6186 6211 12372 12422 18633 24844 37266 74532 6403541 12807082 19210623 25614164 38421246 76842492