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322213130 = 2532221313
BaseRepresentation
bin10011001101001…
…001010100001010
3211110022010022122
4103031021110022
51124441310010
651550051242
710661523611
oct2315112412
9743263278
10322213130
11155976548
128baa9b22
13519a7675
1430b16878
151d44a855
hex1334950a

322213130 has 8 divisors (see below), whose sum is σ = 579983652. Its totient is φ = 128885248.

The previous prime is 322213127. The next prime is 322213139. The reversal of 322213130 is 31312223.

It can be written as a sum of positive squares in 2 ways, for example, as 297183121 + 25030009 = 17239^2 + 5003^2 .

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

It is a super-3 number, since 3×3222131303 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 322213099 and 322213108.

It is not an unprimeable number, because it can be changed into a prime (322213139) 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, 16110647 + ... + 16110666.

Almost surely, 2322213130 is an apocalyptic number.

322213130 is a deficient number, since it is larger than the sum of its proper divisors (257770522).

322213130 is a wasteful number, since it uses less digits than its factorization.

322213130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32221320.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 322213130 is about 17950.2960978364. The cubic root of 322213130 is about 685.5635903762.

Adding to 322213130 its reverse (31312223), we get a palindrome (353525353).

The spelling of 322213130 in words is "three hundred twenty-two million, two hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 10 32221313 64442626 161106565 322213130