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14252007 = 3711103599
BaseRepresentation
bin110110010111…
…011111100111
3222211002002010
4312113133213
512122031012
61225245303
7232066020
oct66273747
928732063
1014252007
118054820
124933833
132c50053
141c6dc47
1513b7c3c
hexd977e7

14252007 has 32 divisors (see below), whose sum is σ = 23961600. Its totient is φ = 7319520.

The previous prime is 14251997. The next prime is 14252011. The reversal of 14252007 is 70025241.

It is not a de Polignac number, because 14252007 - 27 = 14251879 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14252027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23494 + ... + 24092.

It is an arithmetic number, because the mean of its divisors is an integer number (748800).

Almost surely, 214252007 is an apocalyptic number.

14252007 is a deficient number, since it is larger than the sum of its proper divisors (9709593).

14252007 is a wasteful number, since it uses less digits than its factorization.

14252007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 14252007 is about 3775.1830419200. The cubic root of 14252007 is about 242.4517606955.

Adding to 14252007 its reverse (70025241), we get a palindrome (84277248).

The spelling of 14252007 in words is "fourteen million, two hundred fifty-two thousand, seven".

Divisors: 1 3 7 11 21 33 77 103 231 309 599 721 1133 1797 2163 3399 4193 6589 7931 12579 19767 23793 46123 61697 138369 185091 431879 678667 1295637 2036001 4750669 14252007