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BaseRepresentation
bin10111111111111…
…00101101101010
3112000210202200212
423333330231222
5403014010010
631550501122
74663063514
oct1377745552
9460722625
10201313130
11a36aa597
12575047a2
1332926bc5
141ca44bb4
1512a18505
hexbffcb6a

201313130 has 8 divisors (see below), whose sum is σ = 362363652. Its totient is φ = 80525248.

The previous prime is 201313129. The next prime is 201313139. The reversal of 201313130 is 31313102.

It can be written as a sum of positive squares in 2 ways, for example, as 178569769 + 22743361 = 13363^2 + 4769^2 .

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

It is not an unprimeable number, because it can be changed into a prime (201313139) 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, 10065647 + ... + 10065666.

Almost surely, 2201313130 is an apocalyptic number.

201313130 is a deficient number, since it is larger than the sum of its proper divisors (161050522).

201313130 is a wasteful number, since it uses less digits than its factorization.

201313130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20131320.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 201313130 is about 14188.4858247806. The cubic root of 201313130 is about 586.0806285559.

Adding to 201313130 its reverse (31313102), we get a palindrome (232626232).

The spelling of 201313130 in words is "two hundred one million, three hundred thirteen thousand, one hundred thirty".