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14306957 = 72043851
BaseRepresentation
bin110110100100…
…111010001101
3222220212110022
4312210322031
512130310312
61230351525
7232415150
oct66447215
928825408
1014306957
118092035
12495b5a5
132c6c072
141c85c97
1513c9172
hexda4e8d

14306957 has 4 divisors (see below), whose sum is σ = 16350816. Its totient is φ = 12263100.

The previous prime is 14306923. The next prime is 14306977. The reversal of 14306957 is 75960341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14306957 - 26 = 14306893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14306977) 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 3 ways as a sum of consecutive naturals, for example, 1021919 + ... + 1021932.

It is an arithmetic number, because the mean of its divisors is an integer number (4087704).

Almost surely, 214306957 is an apocalyptic number.

It is an amenable number.

14306957 is a deficient number, since it is larger than the sum of its proper divisors (2043859).

14306957 is an equidigital number, since it uses as much as digits as its factorization.

14306957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043858.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 14306957 is about 3782.4538331617. The cubic root of 14306957 is about 242.7629598709.

The spelling of 14306957 in words is "fourteen million, three hundred six thousand, nine hundred fifty-seven".

Divisors: 1 7 2043851 14306957