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7680708507 = 317314799053
BaseRepresentation
bin1110010011100111…
…00100111110011011
3201211021121102022110
413021303210332123
5111212230133012
63310052123403
7361222642113
oct71163447633
921737542273
107680708507
113291617a8a
1215a4306563
1395534c544
1452c112043
152ee47a73c
hex1c9ce4f9b

7680708507 has 8 divisors (see below), whose sum is σ = 10300141584. Its totient is φ = 5090873888.

The previous prime is 7680708499. The next prime is 7680708509. The reversal of 7680708507 is 7058070867.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7680708507 - 23 = 7680708499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7680708509) 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, 7399008 + ... + 7400045.

It is an arithmetic number, because the mean of its divisors is an integer number (1287517698).

Almost surely, 27680708507 is an apocalyptic number.

7680708507 is a deficient number, since it is larger than the sum of its proper divisors (2619433077).

7680708507 is a wasteful number, since it uses less digits than its factorization.

7680708507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14799229.

The product of its (nonzero) digits is 658560, while the sum is 48.

The square root of 7680708507 is about 87639.6514541221. The cubic root of 7680708507 is about 1973.0303287279.

The spelling of 7680708507 in words is "seven billion, six hundred eighty million, seven hundred eight thousand, five hundred seven".

Divisors: 1 3 173 519 14799053 44397159 2560236169 7680708507