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12213241386 = 2311597175523
BaseRepresentation
bin10110101111111011…
…10100011000101010
31011112011100221112120
423113331310120222
5200003042211021
65335524052110
7611440560513
oct132775643052
934464327476
1012213241386
1151a8069025
12244a234036
1311c83a6b68
1483c089a0a
154b73432c6
hex2d7f7462a

12213241386 has 16 divisors (see below), whose sum is σ = 24428728224. Its totient is φ = 4070706224.

The previous prime is 12213241379. The next prime is 12213241427. The reversal of 12213241386 is 68314231221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18180 + ... + 157343.

It is an arithmetic number, because the mean of its divisors is an integer number (1526795514).

Almost surely, 212213241386 is an apocalyptic number.

12213241386 is an abundant number, since it is smaller than the sum of its proper divisors (12215486838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12213241386 is a wasteful number, since it uses less digits than its factorization.

12213241386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187125.

The product of its digits is 13824, while the sum is 33.

The spelling of 12213241386 in words is "twelve billion, two hundred thirteen million, two hundred forty-one thousand, three hundred eighty-six".

Divisors: 1 2 3 6 11597 23194 34791 69582 175523 351046 526569 1053138 2035540231 4071080462 6106620693 12213241386