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7680652 = 2272149263
BaseRepresentation
bin11101010011001010001100
3112110012212121
4131103022030
53431240102
6432342324
7122166400
oct35231214
915405777
107680652
114376651
1226a49a4
13178bc85
14103d100
15a1ab37
hex75328c

7680652 has 36 divisors (see below), whose sum is σ = 15800400. Its totient is φ = 3257184.

The previous prime is 7680649. The next prime is 7680667. The reversal of 7680652 is 2560867.

7680652 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 29073 + ... + 29335.

It is an arithmetic number, because the mean of its divisors is an integer number (438900).

Almost surely, 27680652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7680652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7900200).

7680652 is an abundant number, since it is smaller than the sum of its proper divisors (8119748).

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

7680652 is a wasteful number, since it uses less digits than its factorization.

7680652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 7680652 is about 2771.3989247310. The cubic root of 7680652 is about 197.3025490186.

The spelling of 7680652 in words is "seven million, six hundred eighty thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 49 98 149 196 263 298 526 596 1043 1052 1841 2086 3682 4172 7301 7364 12887 14602 25774 29204 39187 51548 78374 156748 274309 548618 1097236 1920163 3840326 7680652