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13232410212 = 2237222799137
BaseRepresentation
bin11000101001011011…
…01000111001100100
31021011012010002100010
430110231220321210
5204044444111322
610025012250220
7645624426300
oct142455507144
937135102303
1013232410212
11568039470a
122693610970
13132b596038
148d7586d00
15526a5e20c
hex314b68e64

13232410212 has 72 divisors (see below), whose sum is σ = 36075128544. Its totient is φ = 3763995648.

The previous prime is 13232410211. The next prime is 13232410237. The reversal of 13232410212 is 21201423231.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (13232410211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83908 + ... + 183044.

It is an arithmetic number, because the mean of its divisors is an integer number (501043452).

Almost surely, 213232410212 is an apocalyptic number.

13232410212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13232410212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18037564272).

13232410212 is an abundant number, since it is smaller than the sum of its proper divisors (22842718332).

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

13232410212 is a wasteful number, since it uses less digits than its factorization.

13232410212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99385 (or 99376 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13232410212 its reverse (21201423231), we get a palindrome (34433833443).

The spelling of 13232410212 in words is "thirteen billion, two hundred thirty-two million, four hundred ten thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 227 294 454 588 681 908 1362 1589 2724 3178 4767 6356 9534 11123 19068 22246 33369 44492 66738 99137 133476 198274 297411 396548 594822 693959 1189644 1387918 2081877 2775836 4163754 4857713 8327508 9715426 14573139 19430852 22504099 29146278 45008198 58292556 67512297 90016396 135024594 157528693 270049188 315057386 472586079 630114772 945172158 1102700851 1890344316 2205401702 3308102553 4410803404 6616205106 13232410212