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11401322214 = 231312110729
BaseRepresentation
bin10101001111001001…
…00101111011100110
31002102120121011211010
422213210211323212
5141322214302324
65123201523050
7552351432312
oct124744457346
932376534733
1011401322214
114920827147
122262343486
1310c910ca09
147a22dab42
1546ae14829
hex2a7925ee6

11401322214 has 24 divisors (see below), whose sum is σ = 22978246680. Its totient is φ = 3771395680.

The previous prime is 11401322183. The next prime is 11401322227. The reversal of 11401322214 is 41222310411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47602 + ... + 158330.

It is an arithmetic number, because the mean of its divisors is an integer number (957426945).

Almost surely, 211401322214 is an apocalyptic number.

11401322214 is an abundant number, since it is smaller than the sum of its proper divisors (11576924466).

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

11401322214 is a wasteful number, since it uses less digits than its factorization.

11401322214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110996 (or 110865 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11401322214 its reverse (41222310411), we get a palindrome (52623632625).

The spelling of 11401322214 in words is "eleven billion, four hundred one million, three hundred twenty-two thousand, two hundred fourteen".

Divisors: 1 2 3 6 131 262 393 786 17161 34322 51483 102966 110729 221458 332187 664374 14505499 29010998 43516497 87032994 1900220369 3800440738 5700661107 11401322214