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14657020 = 2257104693
BaseRepresentation
bin110111111010…
…010111111100
31000120122122121
4313322113330
512223011040
61242052324
7235403560
oct67722774
930518577
1014657020
118301044
124aaa0a4
1330624c1
141d376a0
151447c4a
hexdfa5fc

14657020 has 24 divisors (see below), whose sum is σ = 35177184. Its totient is φ = 5025216.

The previous prime is 14656979. The next prime is 14657029. The reversal of 14657020 is 2075641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14657029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52207 + ... + 52486.

It is an arithmetic number, because the mean of its divisors is an integer number (1465716).

Almost surely, 214657020 is an apocalyptic number.

14657020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14657020 is an abundant number, since it is smaller than the sum of its proper divisors (20520164).

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

14657020 is a wasteful number, since it uses less digits than its factorization.

14657020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104709 (or 104707 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 14657020 is about 3828.4487720224. The cubic root of 14657020 is about 244.7270039880.

The spelling of 14657020 in words is "fourteen million, six hundred fifty-seven thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 104693 209386 418772 523465 732851 1046930 1465702 2093860 2931404 3664255 7328510 14657020