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76697268 = 22317375967
BaseRepresentation
bin1001001001001…
…00111010110100
312100022121212120
410210210322310
5124113303033
611335515540
71620626124
oct444447264
9170277776
1076697268
113a32587a
1221828bb0
1312b74ccb
14a286c84
156b001b3
hex4924eb4

76697268 has 24 divisors (see below), whose sum is σ = 189487872. Its totient is φ = 24061824.

The previous prime is 76697267. The next prime is 76697293. The reversal of 76697268 is 86279667.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 76697268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76697267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187780 + ... + 188187.

It is an arithmetic number, because the mean of its divisors is an integer number (7895328).

Almost surely, 276697268 is an apocalyptic number.

It is an amenable number.

76697268 is an abundant number, since it is smaller than the sum of its proper divisors (112790604).

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

76697268 is a wasteful number, since it uses less digits than its factorization.

76697268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375991 (or 375989 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 51.

The square root of 76697268 is about 8757.6976426456. The cubic root of 76697268 is about 424.8738135182.

The spelling of 76697268 in words is "seventy-six million, six hundred ninety-seven thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 375967 751934 1127901 1503868 2255802 4511604 6391439 12782878 19174317 25565756 38348634 76697268