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12514293 = 3211196653
BaseRepresentation
bin101111101111…
…001111110101
3212112210101100
4233233033311
511200424133
61124120313
7211240551
oct57571765
925483340
1012514293
1170781a0
124236099
13279210c
14193a861
151172e13
hexbef3f5

12514293 has 24 divisors (see below), whose sum is σ = 20760480. Its totient is φ = 7184160.

The previous prime is 12514289. The next prime is 12514303. The reversal of 12514293 is 39241521.

It is not a de Polignac number, because 12514293 - 22 = 12514289 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12514213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1446 + ... + 5207.

It is an arithmetic number, because the mean of its divisors is an integer number (865020).

Almost surely, 212514293 is an apocalyptic number.

It is an amenable number.

12514293 is a deficient number, since it is larger than the sum of its proper divisors (8246187).

12514293 is a wasteful number, since it uses less digits than its factorization.

12514293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6689 (or 6686 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 12514293 is about 3537.5546638886. The cubic root of 12514293 is about 232.1678642928.

The spelling of 12514293 in words is "twelve million, five hundred fourteen thousand, two hundred ninety-three".

Divisors: 1 3 9 11 19 33 57 99 171 209 627 1881 6653 19959 59877 73183 126407 219549 379221 658647 1137663 1390477 4171431 12514293