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11312411202 = 2322003313763
BaseRepresentation
bin10101000100100010…
…11011001001000010
31002012101022000211200
422202101123021002
5141131434124302
65110304122030
7550221623451
oct124221331102
932171260750
1011312411202
114885619a74
122238606316
1310b387c651
14794594b98
1546320081c
hex2a245b242

11312411202 has 24 divisors (see below), whose sum is σ = 24522539184. Its totient is φ = 3768909144.

The previous prime is 11312411161. The next prime is 11312411203. The reversal of 11312411202 is 20211421311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11312411203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120828 + ... + 192935.

It is an arithmetic number, because the mean of its divisors is an integer number (1021772466).

Almost surely, 211312411202 is an apocalyptic number.

11312411202 is an abundant number, since it is smaller than the sum of its proper divisors (13210127982).

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

11312411202 is a wasteful number, since it uses less digits than its factorization.

11312411202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315774 (or 315771 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11312411202 its reverse (20211421311), we get a palindrome (31523832513).

The spelling of 11312411202 in words is "eleven billion, three hundred twelve million, four hundred eleven thousand, two hundred two".

Divisors: 1 2 3 6 9 18 2003 4006 6009 12018 18027 36054 313763 627526 941289 1882578 2823867 5647734 628467289 1256934578 1885401867 3770803734 5656205601 11312411202