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14999961 = 36181967
BaseRepresentation
bin111001001110…
…000110011001
31001020002002010
4321032012121
512314444321
61253300133
7241332444
oct71160631
931202063
1014999961
118515769
125034649
133152622
141dc665b
1514b4676
hexe4e199

14999961 has 8 divisors (see below), whose sum is σ = 20328064. Its totient is φ = 9835920.

The previous prime is 14999953. The next prime is 14999969. The reversal of 14999961 is 16999941.

14999961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14999953) and next prime (14999969).

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

It is not a de Polignac number, because 14999961 - 23 = 14999953 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14999961.

It is not an unprimeable number, because it can be changed into a prime (14999969) 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, 40801 + ... + 41166.

It is an arithmetic number, because the mean of its divisors is an integer number (2541008).

Almost surely, 214999961 is an apocalyptic number.

It is an amenable number.

14999961 is a deficient number, since it is larger than the sum of its proper divisors (5328103).

14999961 is an equidigital number, since it uses as much as digits as its factorization.

14999961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82031.

The product of its digits is 157464, while the sum is 48.

The square root of 14999961 is about 3872.9783113258. The cubic root of 14999961 is about 246.6209936945.

The spelling of 14999961 in words is "fourteen million, nine hundred ninety-nine thousand, nine hundred sixty-one".

Divisors: 1 3 61 183 81967 245901 4999987 14999961