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14631444 = 22321921391
BaseRepresentation
bin110111110100…
…001000010100
31000112100120100
4313310020110
512221201234
61241334100
7235236162
oct67641024
930470510
1014631444
118293903
124a97330
133053979
141d2c232
151440399
hexdf4214

14631444 has 36 divisors (see below), whose sum is σ = 38933440. Its totient is φ = 4620240.

The previous prime is 14631443. The next prime is 14631451. The reversal of 14631444 is 44413641.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14631443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10012 + ... + 11379.

Almost surely, 214631444 is an apocalyptic number.

It is an amenable number.

14631444 is an abundant number, since it is smaller than the sum of its proper divisors (24301996).

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

14631444 is a wasteful number, since it uses less digits than its factorization.

14631444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21420 (or 21415 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 14631444 is about 3825.1070573253. The cubic root of 14631444 is about 244.5845743525.

The spelling of 14631444 in words is "fourteen million, six hundred thirty-one thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 9 12 18 19 36 38 57 76 114 171 228 342 684 21391 42782 64173 85564 128346 192519 256692 385038 406429 770076 812858 1219287 1625716 2438574 3657861 4877148 7315722 14631444