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76883340 = 22351281389
BaseRepresentation
bin1001001010100…
…10010110001100
312100200002010010
410211102112030
5124140231330
611343513220
71622332452
oct445222614
9170602103
1076883340
113a442656
12218b8810
1312c0b901
14a2d49d2
156b3a3b0
hex495258c

76883340 has 24 divisors (see below), whose sum is σ = 215273520. Its totient is φ = 20502208.

The previous prime is 76883327. The next prime is 76883341. The reversal of 76883340 is 4338867.

It is a super-3 number, since 3×768833403 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (76883341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640635 + ... + 640754.

It is an arithmetic number, because the mean of its divisors is an integer number (8969730).

Almost surely, 276883340 is an apocalyptic number.

It is an amenable number.

76883340 is an abundant number, since it is smaller than the sum of its proper divisors (138390180).

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

76883340 is a wasteful number, since it uses less digits than its factorization.

76883340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281401 (or 1281399 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 76883340 is about 8768.3145472776. The cubic root of 76883340 is about 425.2171255028.

The spelling of 76883340 in words is "seventy-six million, eight hundred eighty-three thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1281389 2562778 3844167 5125556 6406945 7688334 12813890 15376668 19220835 25627780 38441670 76883340