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133110 = 23351729
BaseRepresentation
bin100000011111110110
320202121000
4200133312
513224420
62504130
71063035
oct403766
9222530
10133110
119100a
1265046
1348783
143671c
1529690
hex207f6

133110 has 64 divisors (see below), whose sum is σ = 388800. Its totient is φ = 32256.

The previous prime is 133109. The next prime is 133117. The reversal of 133110 is 11331.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133092 and 133101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4576 + ... + 4604.

It is an arithmetic number, because the mean of its divisors is an integer number (6075).

2133110 is an apocalyptic number.

133110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194400).

133110 is an abundant number, since it is smaller than the sum of its proper divisors (255690).

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

133110 is a wasteful number, since it uses less digits than its factorization.

133110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

The square root of 133110 is about 364.8424317428. The cubic root of 133110 is about 51.0587558123.

Adding to 133110 its reverse (11331), we get a palindrome (144441).

It can be divided in two parts, 133 and 110, that added together give a 5-th power (243 = 35).

The spelling of 133110 in words is "one hundred thirty-three thousand, one hundred ten".

Divisors: 1 2 3 5 6 9 10 15 17 18 27 29 30 34 45 51 54 58 85 87 90 102 135 145 153 170 174 255 261 270 290 306 435 459 493 510 522 765 783 870 918 986 1305 1479 1530 1566 2295 2465 2610 2958 3915 4437 4590 4930 7395 7830 8874 13311 14790 22185 26622 44370 66555 133110