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12418941 = 331413257
BaseRepresentation
bin101111010111…
…111101111101
3212100221120210
4233113331331
511134401231
61122103033
7210362553
oct57277575
925327523
1012418941
117012597
1241aaa79
13275a8b2
141913bd3
151154a46
hexbd7f7d

12418941 has 16 divisors (see below), whose sum is σ = 17515008. Its totient is φ = 7814400.

The previous prime is 12418937. The next prime is 12418961. The reversal of 12418941 is 14981421.

It is not a de Polignac number, because 12418941 - 22 = 12418937 is a prime.

It is a super-2 number, since 2×124189412 = 308460191122962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12418899 and 12418908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12418921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2185 + ... + 5441.

It is an arithmetic number, because the mean of its divisors is an integer number (1094688).

Almost surely, 212418941 is an apocalyptic number.

It is an amenable number.

12418941 is a deficient number, since it is larger than the sum of its proper divisors (5096067).

12418941 is a wasteful number, since it uses less digits than its factorization.

12418941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3332.

The product of its digits is 2304, while the sum is 30.

The square root of 12418941 is about 3524.0517873607. The cubic root of 12418941 is about 231.5766966569.

The spelling of 12418941 in words is "twelve million, four hundred eighteen thousand, nine hundred forty-one".

Divisors: 1 3 31 41 93 123 1271 3257 3813 9771 100967 133537 302901 400611 4139647 12418941