Search a number
-
+
12214000231 = 431524118637
BaseRepresentation
bin10110110000000001…
…01101101001100111
31011112012210111110221
423120000231221213
5200003241001411
65335552225211
7611450201056
oct133000555147
934465714427
1012214000231
1151a8537174
12244a53b207
1311c85b1394
1483c20639d
154b7443071
hex2d802da67

12214000231 has 8 divisors (see below), whose sum is σ = 12499537424. Its totient is φ = 11928530880.

The previous prime is 12214000229. The next prime is 12214000241. The reversal of 12214000231 is 13200041221.

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

It is a cyclic number.

It is not a de Polignac number, because 12214000231 - 21 = 12214000229 is a prime.

It is a super-2 number, since 2×122140002312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12214000241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646045 + ... + 664681.

It is an arithmetic number, because the mean of its divisors is an integer number (1562442178).

Almost surely, 212214000231 is an apocalyptic number.

12214000231 is a deficient number, since it is larger than the sum of its proper divisors (285537193).

12214000231 is a wasteful number, since it uses less digits than its factorization.

12214000231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33921.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12214000231 its reverse (13200041221), we get a palindrome (25414041452).

The spelling of 12214000231 in words is "twelve billion, two hundred fourteen million, two hundred thirty-one", and thus it is an aban number.

Divisors: 1 43 15241 18637 655363 801391 284046517 12214000231