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12213144414 = 233226169341
BaseRepresentation
bin10110101111111010…
…11100101101011110
31011112011012000112000
423113331130231132
5200003031110124
65335522023130
7611440005012
oct132775345536
934464160460
1012213144414
1151a8002189
12244a1a7aa6
1311c8371993
1483c062542
154b73246c9
hex2d7f5cb5e

12213144414 has 16 divisors (see below), whose sum is σ = 27140321040. Its totient is φ = 4071048120.

The previous prime is 12213144409. The next prime is 12213144421. The reversal of 12213144414 is 41444131221.

12213144414 is a `hidden beast` number, since 1 + 2 + 213 + 1 + 4 + 441 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113084617 + ... + 113084724.

It is an arithmetic number, because the mean of its divisors is an integer number (1696270065).

Almost surely, 212213144414 is an apocalyptic number.

12213144414 is an abundant number, since it is smaller than the sum of its proper divisors (14927176626).

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

12213144414 is a wasteful number, since it uses less digits than its factorization.

12213144414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226169352 (or 226169346 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 12213144414 its reverse (41444131221), we get a palindrome (53657275635).

The spelling of 12213144414 in words is "twelve billion, two hundred thirteen million, one hundred forty-four thousand, four hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 226169341 452338682 678508023 1357016046 2035524069 4071048138 6106572207 12213144414