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12474245 = 573111497
BaseRepresentation
bin101111100101…
…011110000101
3212110202110002
4233211132011
511143133440
61123211045
7211013030
oct57453605
925422402
1012474245
1170500a3
124216a85
132779b14
14192a017
151166115
hexbe5785

12474245 has 16 divisors (see below), whose sum is σ = 17660928. Its totient is φ = 8277120.

The previous prime is 12474229. The next prime is 12474251. The reversal of 12474245 is 54247421.

12474245 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12474245 - 24 = 12474229 is a prime.

It is a Duffinian number.

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, 4664 + ... + 6833.

It is an arithmetic number, because the mean of its divisors is an integer number (1103808).

Almost surely, 212474245 is an apocalyptic number.

It is an amenable number.

12474245 is a deficient number, since it is larger than the sum of its proper divisors (5186683).

12474245 is a wasteful number, since it uses less digits than its factorization.

12474245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11540.

The product of its digits is 8960, while the sum is 29.

The square root of 12474245 is about 3531.8897208152. The cubic root of 12474245 is about 231.9199399241.

The spelling of 12474245 in words is "twelve million, four hundred seventy-four thousand, two hundred forty-five".

Divisors: 1 5 7 31 35 155 217 1085 11497 57485 80479 356407 402395 1782035 2494849 12474245