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12263011361 = 237315534703
BaseRepresentation
bin10110110101110111…
…01011010000100001
31011122122000112002222
423122323223100201
5200103312330421
65344502520425
7612613606466
oct133273532041
934578015088
1012263011361
115223171a37
122462a36115
1312057b1653
1484492366d
154bb8c4cab
hex2daeeb421

12263011361 has 16 divisors (see below), whose sum is σ = 12982588416. Its totient is φ = 11559246336.

The previous prime is 12263011349. The next prime is 12263011391. The reversal of 12263011361 is 16311036221.

It is a cyclic number.

It is not a de Polignac number, because 12263011361 - 214 = 12262994977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12263011361.

It is not an unprimeable number, because it can be changed into a prime (12263011391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2605136 + ... + 2609838.

It is an arithmetic number, because the mean of its divisors is an integer number (811411776).

Almost surely, 212263011361 is an apocalyptic number.

It is an amenable number.

12263011361 is a deficient number, since it is larger than the sum of its proper divisors (719577055).

12263011361 is a wasteful number, since it uses less digits than its factorization.

12263011361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 12263011361 its reverse (16311036221), we get a palindrome (28574047582).

The spelling of 12263011361 in words is "twelve billion, two hundred sixty-three million, eleven thousand, three hundred sixty-one".

Divisors: 1 23 73 1553 1679 4703 35719 108169 113369 343319 2607487 7303759 7896337 167986457 533174407 12263011361