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14620245 = 354332251
BaseRepresentation
bin110111110001…
…011001010101
31000111210012120
4313301121111
512220321440
61241210153
7235161423
oct67613125
930453176
1014620245
118286452
124a90959
13304b843
141d28113
15143bdd0
hexdf1655

14620245 has 16 divisors (see below), whose sum is σ = 23456832. Its totient is φ = 7776000.

The previous prime is 14620241. The next prime is 14620267. The reversal of 14620245 is 54202641.

It is not a de Polignac number, because 14620245 - 22 = 14620241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14620241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5370 + ... + 7620.

It is an arithmetic number, because the mean of its divisors is an integer number (1466052).

Almost surely, 214620245 is an apocalyptic number.

14620245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14620245 is a deficient number, since it is larger than the sum of its proper divisors (8836587).

14620245 is a wasteful number, since it uses less digits than its factorization.

14620245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 14620245 is about 3823.6428965059. The cubic root of 14620245 is about 244.5221562301.

Adding to 14620245 its reverse (54202641), we get a palindrome (68822886).

The spelling of 14620245 in words is "fourteen million, six hundred twenty thousand, two hundred forty-five".

Divisors: 1 3 5 15 433 1299 2165 2251 6495 6753 11255 33765 974683 2924049 4873415 14620245