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14974841 = 721717977
BaseRepresentation
bin111001000111…
…111101111001
31001011210121202
4321013331321
512313143331
61252543545
7241166300
oct71077571
931153552
1014974841
1184a8902
125021bb5
13314406b
141dbb437
1514abecb
hexe47f79

14974841 has 12 divisors (see below), whose sum is σ = 18445428. Its totient is φ = 12079872.

The previous prime is 14974837. The next prime is 14974847. The reversal of 14974841 is 14847941.

It can be written as a sum of positive squares in 2 ways, for example, as 9703225 + 5271616 = 3115^2 + 2296^2 .

It is not a de Polignac number, because 14974841 - 22 = 14974837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14974795 and 14974804.

It is not an unprimeable number, because it can be changed into a prime (14974847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8156 + ... + 9821.

It is an arithmetic number, because the mean of its divisors is an integer number (1537119).

Almost surely, 214974841 is an apocalyptic number.

It is an amenable number.

14974841 is a deficient number, since it is larger than the sum of its proper divisors (3470587).

14974841 is a wasteful number, since it uses less digits than its factorization.

14974841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18008 (or 18001 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 14974841 is about 3869.7339701845. The cubic root of 14974841 is about 246.4832470953.

The spelling of 14974841 in words is "fourteen million, nine hundred seventy-four thousand, eight hundred forty-one".

Divisors: 1 7 17 49 119 833 17977 125839 305609 880873 2139263 14974841