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13314132 = 22341329109
BaseRepresentation
bin110010110010…
…100001010100
3221001102120000
4302302201110
511402023012
61153211300
7221111466
oct62624124
927042500
1013314132
117574117
124560b30
1329b21b0
141aa8136
15127eddc
hexcb2854

13314132 has 120 divisors (see below), whose sum is σ = 39131400. Its totient is φ = 3919104.

The previous prime is 13314131. The next prime is 13314139. The reversal of 13314132 is 23141331.

It can be written as a sum of positive squares in 4 ways, for example, as 1245456 + 12068676 = 1116^2 + 3474^2 .

It is a super-2 number, since 2×133141322 = 354532221826848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13314131) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 122094 + ... + 122202.

It is an arithmetic number, because the mean of its divisors is an integer number (326095).

Almost surely, 213314132 is an apocalyptic number.

13314132 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 13314132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19565700).

13314132 is an abundant number, since it is smaller than the sum of its proper divisors (25817268).

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

13314132 is a wasteful number, since it uses less digits than its factorization.

13314132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 156 counting only the distinct ones).

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

The square root of 13314132 is about 3648.8535185726. The cubic root of 13314132 is about 237.0123371242.

Adding to 13314132 its reverse (23141331), we get a palindrome (36455463).

It can be divided in two parts, 1 and 3314132, that added together give a palindrome (3314133).

The spelling of 13314132 in words is "thirteen million, three hundred fourteen thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 29 36 39 52 54 58 78 81 87 108 109 116 117 156 162 174 218 234 261 324 327 348 351 377 436 468 522 654 702 754 783 981 1044 1053 1131 1308 1404 1417 1508 1566 1962 2106 2262 2349 2834 2943 3132 3161 3393 3924 4212 4251 4524 4698 5668 5886 6322 6786 8502 8829 9396 9483 10179 11772 12644 12753 13572 17004 17658 18966 20358 25506 28449 30537 35316 37932 38259 40716 41093 51012 56898 61074 76518 82186 85347 113796 114777 122148 123279 153036 164372 170694 229554 246558 256041 341388 369837 459108 493116 512082 739674 1024164 1109511 1479348 2219022 3328533 4438044 6657066 13314132