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133441222 = 2642110391
BaseRepresentation
bin1111111010000…
…10011011000110
3100022002111221111
413331002123012
5233130104342
621124035234
73210142315
oct775023306
9308074844
10133441222
1169362402
1238832b1a
1321851c05
1413a1827c
15baad217
hex7f426c6

133441222 has 8 divisors (see below), whose sum is σ = 200212272. Its totient is φ = 66703800.

The previous prime is 133441219. The next prime is 133441223. The reversal of 133441222 is 222144331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 133441193 and 133441202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133441223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7647 + ... + 18037.

It is an arithmetic number, because the mean of its divisors is an integer number (25026534).

Almost surely, 2133441222 is an apocalyptic number.

133441222 is a deficient number, since it is larger than the sum of its proper divisors (66771050).

133441222 is a wasteful number, since it uses less digits than its factorization.

133441222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16814.

The product of its digits is 1152, while the sum is 22.

The square root of 133441222 is about 11551.6761554330. The cubic root of 133441222 is about 511.0107112847.

Adding to 133441222 its reverse (222144331), we get a palindrome (355585553).

The spelling of 133441222 in words is "one hundred thirty-three million, four hundred forty-one thousand, two hundred twenty-two".

Divisors: 1 2 6421 10391 12842 20782 66720611 133441222