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76061216 = 2571130869
BaseRepresentation
bin1001000100010…
…01101000100000
312022010022101002
410202021220200
5123432424331
611314131132
71612336550
oct442115040
9168108332
1076061216
1139a30a10
1221580aa8
13129b164a
14a15d160
156a269cb
hex4889a20

76061216 has 48 divisors (see below), whose sum is σ = 186701760. Its totient is φ = 29633280.

The previous prime is 76061203. The next prime is 76061231. The reversal of 76061216 is 61216067.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12971 + ... + 17898.

It is an arithmetic number, because the mean of its divisors is an integer number (3889620).

Almost surely, 276061216 is an apocalyptic number.

It is an amenable number.

76061216 is an abundant number, since it is smaller than the sum of its proper divisors (110640544).

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

76061216 is a wasteful number, since it uses less digits than its factorization.

76061216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30897 (or 30889 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 76061216 is about 8721.3081587569. The cubic root of 76061216 is about 423.6960560517.

The spelling of 76061216 in words is "seventy-six million, sixty-one thousand, two hundred sixteen".

Divisors: 1 2 4 7 8 11 14 16 22 28 32 44 56 77 88 112 154 176 224 308 352 616 1232 2464 30869 61738 123476 216083 246952 339559 432166 493904 679118 864332 987808 1358236 1728664 2376913 2716472 3457328 4753826 5432944 6914656 9507652 10865888 19015304 38030608 76061216