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14971444 = 223742861
BaseRepresentation
bin111001000111…
…001000110100
31001011121221221
4321013020310
512313041234
61252520124
7241153345
oct71071064
931147857
1014971444
1184a62a4
125020044
133142657
141dba0cc
1514aaeb4
hexe47234

14971444 has 6 divisors (see below), whose sum is σ = 26200034. Its totient is φ = 7485720.

The previous prime is 14971433. The next prime is 14971501. The reversal of 14971444 is 44417941.

It can be written as a sum of positive squares in only one way, i.e., 12531600 + 2439844 = 3540^2 + 1562^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1871427 + ... + 1871434.

Almost surely, 214971444 is an apocalyptic number.

It is an amenable number.

14971444 is a deficient number, since it is larger than the sum of its proper divisors (11228590).

14971444 is a wasteful number, since it uses less digits than its factorization.

14971444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3742865 (or 3742863 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 14971444 is about 3869.2950262289. The cubic root of 14971444 is about 246.4646076785.

The spelling of 14971444 in words is "fourteen million, nine hundred seventy-one thousand, four hundred forty-four".

Divisors: 1 2 4 3742861 7485722 14971444