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14591057 = 131122389
BaseRepresentation
bin110111101010…
…010001010001
31000110022011112
4313222101101
512213403212
61240423105
7235010345
oct67522121
930408145
1014591057
118266528
124a77a95
13303b480
141d1b625
151433422
hexdea451

14591057 has 4 divisors (see below), whose sum is σ = 15713460. Its totient is φ = 13468656.

The previous prime is 14591053. The next prime is 14591077. The reversal of 14591057 is 75019541.

14591057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9388096 + 5202961 = 3064^2 + 2281^2 .

It is a cyclic number.

It is not a de Polignac number, because 14591057 - 22 = 14591053 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14591051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561182 + ... + 561207.

It is an arithmetic number, because the mean of its divisors is an integer number (3928365).

Almost surely, 214591057 is an apocalyptic number.

It is an amenable number.

14591057 is a deficient number, since it is larger than the sum of its proper divisors (1122403).

14591057 is a wasteful number, since it uses less digits than its factorization.

14591057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122402.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 14591057 is about 3819.8242106149. The cubic root of 14591057 is about 244.3593256823.

The spelling of 14591057 in words is "fourteen million, five hundred ninety-one thousand, fifty-seven".

Divisors: 1 13 1122389 14591057