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11213907354 = 2331315974227
BaseRepresentation
bin10100111000110011…
…01010010110011010
31001221111221111222000
422130121222112122
5140431230013404
65052424541430
7544614432306
oct123431522632
931844844860
1011213907354
114834a5a631
12220b621876
131099340b50
14785472d06
15459744339
hex29c66a59a

11213907354 has 32 divisors (see below), whose sum is σ = 26836703040. Its totient is φ = 3450432816.

The previous prime is 11213907329. The next prime is 11213907359. The reversal of 11213907354 is 45370931211.

11213907354 is a `hidden beast` number, since 1 + 1 + 213 + 90 + 7 + 354 = 666.

11213907354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11213907359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7986412 + ... + 7987815.

It is an arithmetic number, because the mean of its divisors is an integer number (838646970).

Almost surely, 211213907354 is an apocalyptic number.

11213907354 is an abundant number, since it is smaller than the sum of its proper divisors (15622795686).

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

11213907354 is a wasteful number, since it uses less digits than its factorization.

11213907354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15974251 (or 15974245 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The spelling of 11213907354 in words is "eleven billion, two hundred thirteen million, nine hundred seven thousand, three hundred fifty-four".

Divisors: 1 2 3 6 9 13 18 26 27 39 54 78 117 234 351 702 15974227 31948454 47922681 95845362 143768043 207664951 287536086 415329902 431304129 622994853 862608258 1245989706 1868984559 3737969118 5606953677 11213907354