Search a number
-
+
133310230 = 25311074019
BaseRepresentation
bin1111111001000…
…10011100010110
3100021211212020221
413330202130112
5233111411410
621121144554
73206055364
oct774423426
9307755227
10133310230
1169282a49
123878b15a
13218073c1
14139c2634
15ba844da
hex7f22716

133310230 has 32 divisors (see below), whose sum is σ = 250076160. Its totient is φ = 51108960.

The previous prime is 133310183. The next prime is 133310237. The reversal of 133310230 is 32013331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133310237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31161 + ... + 35179.

It is an arithmetic number, because the mean of its divisors is an integer number (7814880).

Almost surely, 2133310230 is an apocalyptic number.

133310230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133310230 is a deficient number, since it is larger than the sum of its proper divisors (116765930).

133310230 is a wasteful number, since it uses less digits than its factorization.

133310230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 133310230 is about 11546.0049367736. The cubic root of 133310230 is about 510.8434460542.

Adding to 133310230 its reverse (32013331), we get a palindrome (165323561).

The spelling of 133310230 in words is "one hundred thirty-three million, three hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 10 31 62 107 155 214 310 535 1070 3317 4019 6634 8038 16585 20095 33170 40190 124589 249178 430033 622945 860066 1245890 2150165 4300330 13331023 26662046 66655115 133310230