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13214258 = 248713567
BaseRepresentation
bin110010011010…
…001000110010
3220212100112222
4302122020302
511340324013
61151121042
7220214351
oct62321062
926770488
1013214258
117506082
124513182
1329788b5
141a7d998
151260508
hexc9a232

13214258 has 8 divisors (see below), whose sum is σ = 19863552. Its totient is φ = 6593076.

The previous prime is 13214249. The next prime is 13214261. The reversal of 13214258 is 85241231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×132142582 = 349233228981128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5810 + ... + 7757.

It is an arithmetic number, because the mean of its divisors is an integer number (2482944).

Almost surely, 213214258 is an apocalyptic number.

13214258 is a deficient number, since it is larger than the sum of its proper divisors (6649294).

13214258 is a wasteful number, since it uses less digits than its factorization.

13214258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14056.

The product of its digits is 1920, while the sum is 26.

The square root of 13214258 is about 3635.1420880070. The cubic root of 13214258 is about 236.4182113446.

Adding to 13214258 its reverse (85241231), we get a palindrome (98455489).

The spelling of 13214258 in words is "thirteen million, two hundred fourteen thousand, two hundred fifty-eight".

Divisors: 1 2 487 974 13567 27134 6607129 13214258