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14947961 = 74353937
BaseRepresentation
bin111001000001…
…011001111001
31001010102202012
4321001121321
512311313321
61252215305
7241025030
oct71013171
931112665
1014947961
11848a696
12500a535
133134a62
141db1717
1514a405b
hexe41679

14947961 has 16 divisors (see below), whose sum is σ = 17829504. Its totient is φ = 12265344.

The previous prime is 14947957. The next prime is 14947967. The reversal of 14947961 is 16974941.

14947961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14947961 - 22 = 14947957 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (14947967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15485 + ... + 16421.

It is an arithmetic number, because the mean of its divisors is an integer number (1114344).

Almost surely, 214947961 is an apocalyptic number.

It is an amenable number.

14947961 is a deficient number, since it is larger than the sum of its proper divisors (2881543).

14947961 is an equidigital number, since it uses as much as digits as its factorization.

14947961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040.

The product of its digits is 54432, while the sum is 41.

The square root of 14947961 is about 3866.2593032542. The cubic root of 14947961 is about 246.3356787416.

The spelling of 14947961 in words is "fourteen million, nine hundred forty-seven thousand, nine hundred sixty-one".

Divisors: 1 7 43 53 301 371 937 2279 6559 15953 40291 49661 282037 347627 2135423 14947961