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11311353112 = 231738172943
BaseRepresentation
bin10101000100011010…
…11000110100011000
31002012022022021102011
422202031120310120
5141131201244422
65110225315304
7550206625603
oct124215306430
932168267364
1011311353112
114884a67014
122238195b34
1310b359bb67
1479439b33a
15463092077
hex2a2358d18

11311353112 has 16 divisors (see below), whose sum is σ = 21331383840. Its totient is φ = 5622984096.

The previous prime is 11311353107. The next prime is 11311353127. The reversal of 11311353112 is 21135311311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4085088 + ... + 4087855.

It is an arithmetic number, because the mean of its divisors is an integer number (1333211490).

Almost surely, 211311353112 is an apocalyptic number.

It is an amenable number.

11311353112 is a deficient number, since it is larger than the sum of its proper divisors (10020030728).

11311353112 is a wasteful number, since it uses less digits than its factorization.

11311353112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8173122 (or 8173118 counting only the distinct ones).

The product of its digits is 270, while the sum is 22.

Adding to 11311353112 its reverse (21135311311), we get a palindrome (32446664423).

The spelling of 11311353112 in words is "eleven billion, three hundred eleven million, three hundred fifty-three thousand, one hundred twelve".

Divisors: 1 2 4 8 173 346 692 1384 8172943 16345886 32691772 65383544 1413919139 2827838278 5655676556 11311353112