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2013211233 = 331129415701
BaseRepresentation
bin111011111111111…
…0010101001100001
312012022012201122000
41313333302221201
513110340224413
6531434034213
7100614004335
oct16777625141
95168181560
102013211233
11943450440
12482278969
13261121767
141515377c5
15bbb22073
hex77ff2a61

2013211233 has 64 divisors (see below), whose sum is σ = 3448569600. Its totient is φ = 1149120000.

The previous prime is 2013211223. The next prime is 2013211241. The reversal of 2013211233 is 3321123102.

It is not a de Polignac number, because 2013211233 - 28 = 2013210977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2013211223) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 350283 + ... + 355983.

It is an arithmetic number, because the mean of its divisors is an integer number (53883900).

Almost surely, 22013211233 is an apocalyptic number.

It is an amenable number.

2013211233 is a deficient number, since it is larger than the sum of its proper divisors (1435358367).

2013211233 is a wasteful number, since it uses less digits than its factorization.

2013211233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5791 (or 5785 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2013211233 is about 44868.8225051650. The cubic root of 2013211233 is about 1262.6891489042.

Adding to 2013211233 its reverse (3321123102), we get a palindrome (5334334335).

The spelling of 2013211233 in words is "two billion, thirteen million, two hundred eleven thousand, two hundred thirty-three".

Divisors: 1 3 9 11 27 29 33 41 87 99 123 261 297 319 369 451 783 957 1107 1189 1353 2871 3567 4059 5701 8613 10701 12177 13079 17103 32103 39237 51309 62711 117711 153927 165329 188133 233741 353133 495987 564399 701223 1487961 1693197 1818619 2103669 2571151 4463883 5455857 6311007 6778489 7713453 16367571 20335467 23140359 49102713 61006401 69421077 74563379 183019203 223690137 671070411 2013211233