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7680411 = 324767271
BaseRepresentation
bin11101010011000110011011
3112110012112200
4131103012123
53431233121
6432341243
7122165604
oct35230633
915405480
107680411
114376452
1226a4823
13178bb2b
14103cdab
15a1aa26
hex75319b

7680411 has 24 divisors (see below), whose sum is σ = 11541504. Its totient is φ = 4918320.

The previous prime is 7680383. The next prime is 7680419. The reversal of 7680411 is 1140867.

It is a happy number.

It is not a de Polignac number, because 7680411 - 215 = 7647643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7680419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28206 + ... + 28476.

It is an arithmetic number, because the mean of its divisors is an integer number (480896).

Almost surely, 27680411 is an apocalyptic number.

7680411 is a deficient number, since it is larger than the sum of its proper divisors (3861093).

7680411 is a wasteful number, since it uses less digits than its factorization.

7680411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 7680411 is about 2771.3554445433. The cubic root of 7680411 is about 197.3004853738.

The spelling of 7680411 in words is "seven million, six hundred eighty thousand, four hundred eleven".

Divisors: 1 3 9 47 67 141 201 271 423 603 813 2439 3149 9447 12737 18157 28341 38211 54471 114633 163413 853379 2560137 7680411