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768083074 = 21123785781
BaseRepresentation
bin101101110010000…
…000010010000010
31222112021122220021
4231302000102002
53033112124244
6204114404054
725014412153
oct5562002202
91875248807
10768083074
11364621200
1219529062a
13c3189535
147401b92a
1547670284
hex2dc80482

768083074 has 24 divisors (see below), whose sum is σ = 1300626684. Its totient is φ = 339688800.

The previous prime is 768083059. The next prime is 768083087. The reversal of 768083074 is 470380867.

It can be written as a sum of positive squares in 2 ways, for example, as 604422225 + 163660849 = 24585^2 + 12793^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 768083074.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33937 + ... + 51844.

Almost surely, 2768083074 is an apocalyptic number.

768083074 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

768083074 is a deficient number, since it is larger than the sum of its proper divisors (532543610).

768083074 is a wasteful number, since it uses less digits than its factorization.

768083074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85842 (or 85831 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 768083074 is about 27714.3117179554. The cubic root of 768083074 is about 915.8044122935.

The spelling of 768083074 in words is "seven hundred sixty-eight million, eighty-three thousand, seventy-four".

Divisors: 1 2 11 22 37 74 121 242 407 814 4477 8954 85781 171562 943591 1887182 3173897 6347794 10379501 20759002 34912867 69825734 384041537 768083074