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7113680 = 245712703
BaseRepresentation
bin11011001000101111010000
3111101102010122
4123020233100
53310114210
6412245412
7114315410
oct33105720
914342118
107113680
114019682
122470868
131620ba2
14d32640
15957b55
hex6c8bd0

7113680 has 40 divisors (see below), whose sum is σ = 18903552. Its totient is φ = 2438784.

The previous prime is 7113679. The next prime is 7113683. The reversal of 7113680 is 863117.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7113683) 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 7 ways as a sum of consecutive naturals, for example, 5792 + ... + 6911.

Almost surely, 27113680 is an apocalyptic number.

7113680 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7113680 is an abundant number, since it is smaller than the sum of its proper divisors (11789872).

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

7113680 is a wasteful number, since it uses less digits than its factorization.

7113680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12723 (or 12717 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 7113680 is about 2667.1482898407. The cubic root of 7113680 is about 192.3230960379.

Adding to 7113680 its reverse (863117), we get a palindrome (7976797).

The spelling of 7113680 in words is "seven million, one hundred thirteen thousand, six hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 12703 25406 50812 63515 88921 101624 127030 177842 203248 254060 355684 444605 508120 711368 889210 1016240 1422736 1778420 3556840 7113680