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14731957 = 376312
BaseRepresentation
bin111000001100…
…101010110101
31000201110110001
4320030222311
512232410312
61243431301
7236135212
oct70145265
930643401
1014731957
118352379
124b25531
13308a646
141d56b09
151460057
hexe0cab5

14731957 has 6 divisors (see below), whose sum is σ = 15154134. Its totient is φ = 14311080.

The previous prime is 14731949. The next prime is 14731963. The reversal of 14731957 is 75913741.

14731957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 14333796 + 398161 = 3786^2 + 631^2 .

It is not a de Polignac number, because 14731957 - 23 = 14731949 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14734957) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23032 + ... + 23662.

It is an arithmetic number, because the mean of its divisors is an integer number (2525689).

Almost surely, 214731957 is an apocalyptic number.

It is an amenable number.

14731957 is a deficient number, since it is larger than the sum of its proper divisors (422177).

14731957 is an frugal number, since it uses more digits than its factorization.

14731957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299 (or 668 counting only the distinct ones).

The product of its digits is 26460, while the sum is 37.

The square root of 14731957 is about 3838.2231566182. The cubic root of 14731957 is about 245.1433674286.

Multiplying 14731957 by its sum of digits (37), we get a square (545082409 = 233472).

14731957 divided by its sum of digits (37) gives a square (398161 = 6312).

The spelling of 14731957 in words is "fourteen million, seven hundred thirty-one thousand, nine hundred fifty-seven".

Divisors: 1 37 631 23347 398161 14731957