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12214204949 = 29543177551
BaseRepresentation
bin10110110000000010…
…11111101000010101
31011112020011220022002
423120001133220111
5200003314024244
65340000445045
7611452012652
oct133001375025
934466156262
1012214204949
1151a8666a61
12244a619785
1311c865360b
1483c25ac29
154b7483a4e
hex2d805fa15

12214204949 has 8 divisors (see below), whose sum is σ = 12637873920. Its totient is φ = 11790702000.

The previous prime is 12214204943. The next prime is 12214204963. The reversal of 12214204949 is 94940241221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12214204949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12214204943) 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, 118724 + ... + 196274.

It is an arithmetic number, because the mean of its divisors is an integer number (1579734240).

Almost surely, 212214204949 is an apocalyptic number.

It is an amenable number.

12214204949 is a deficient number, since it is larger than the sum of its proper divisors (423668971).

12214204949 is an equidigital number, since it uses as much as digits as its factorization.

12214204949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83011.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 12214204949 in words is "twelve billion, two hundred fourteen million, two hundred four thousand, nine hundred forty-nine".

Divisors: 1 29 5431 77551 157499 2248979 421179481 12214204949