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14712680 = 235379941
BaseRepresentation
bin111000000111…
…111101101000
31000200111000002
4320013331220
512231301210
61243202132
7236025053
oct70077550
930614002
1014712680
118339944
124b16348
133081938
141d4da9a
1514594a5
hexe07f68

14712680 has 32 divisors (see below), whose sum is σ = 34001640. Its totient is φ = 5725440.

The previous prime is 14712673. The next prime is 14712683. The reversal of 14712680 is 8621741.

It can be written as a sum of positive squares in 4 ways, for example, as 9721924 + 4990756 = 3118^2 + 2234^2 .

It is not an unprimeable number, because it can be changed into a prime (14712683) 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 7 ways as a sum of consecutive naturals, for example, 3491 + ... + 6450.

Almost surely, 214712680 is an apocalyptic number.

14712680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14712680 is an abundant number, since it is smaller than the sum of its proper divisors (19288960).

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

14712680 is a wasteful number, since it uses less digits than its factorization.

14712680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9989 (or 9985 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 14712680 is about 3835.7111465803. The cubic root of 14712680 is about 245.0363960923.

The spelling of 14712680 in words is "fourteen million, seven hundred twelve thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 37 40 74 148 185 296 370 740 1480 9941 19882 39764 49705 79528 99410 198820 367817 397640 735634 1471268 1839085 2942536 3678170 7356340 14712680