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14129844 = 22319292137
BaseRepresentation
bin110101111001…
…101010110100
3222120212111120
4311321222310
512104123334
61222503540
7231046611
oct65715264
928525446
1014129844
117a80a63
124894bb0
132c09571
141c3b508
151391949
hexd79ab4

14129844 has 48 divisors (see below), whose sum is σ = 35918400. Its totient is φ = 4306176.

The previous prime is 14129821. The next prime is 14129879. The reversal of 14129844 is 44892141.

It is a super-4 number, since 4×141298444 (a number of 30 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5544 + ... + 7680.

It is an arithmetic number, because the mean of its divisors is an integer number (748300).

Almost surely, 214129844 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14129844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17959200).

14129844 is an abundant number, since it is smaller than the sum of its proper divisors (21788556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14129844 is a wasteful number, since it uses less digits than its factorization.

14129844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192 (or 2190 counting only the distinct ones).

The product of its digits is 9216, while the sum is 33.

The square root of 14129844 is about 3758.9684755262. The cubic root of 14129844 is about 241.7570359347.

The spelling of 14129844 in words is "fourteen million, one hundred twenty-nine thousand, eight hundred forty-four".

Divisors: 1 2 3 4 6 12 19 29 38 57 58 76 87 114 116 174 228 348 551 1102 1653 2137 2204 3306 4274 6411 6612 8548 12822 25644 40603 61973 81206 121809 123946 162412 185919 243618 247892 371838 487236 743676 1177487 2354974 3532461 4709948 7064922 14129844