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7680060 = 2232542667
BaseRepresentation
bin11101010011000000111100
3112110012001200
4131103000330
53431230220
6432335500
7122164563
oct35230074
915405050
107680060
114376163
1226a4590
13178b91b
14103cbda
15a1a890
hex75303c

7680060 has 36 divisors (see below), whose sum is σ = 23296728. Its totient is φ = 2047968.

The previous prime is 7680059. The next prime is 7680067. The reversal of 7680060 is 600867.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7680067) by changing a digit.

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, 21154 + ... + 21513.

Almost surely, 27680060 is an apocalyptic number.

It is an amenable number.

7680060 is an abundant number, since it is smaller than the sum of its proper divisors (15616668).

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

7680060 is a wasteful number, since it uses less digits than its factorization.

7680060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42682 (or 42677 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 7680060 is about 2771.2921174066. The cubic root of 7680060 is about 197.2974797393.

The spelling of 7680060 in words is "seven million, six hundred eighty thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 42667 85334 128001 170668 213335 256002 384003 426670 512004 640005 768006 853340 1280010 1536012 1920015 2560020 3840030 7680060