Search a number
-
+
2212000131 = 311369718131
BaseRepresentation
bin1000001111011000…
…0111000110000011
312201011021020201210
42003312013012003
514012233001011
61003254501203
7105546455655
oct20366070603
95634236653
102212000131
11a35686490
12518964803
13293373723
1416dac26d5
15ce2dc6a6
hex83d87183

2212000131 has 16 divisors (see below), whose sum is σ = 3218502528. Its totient is φ = 1340169600.

The previous prime is 2212000123. The next prime is 2212000171. The reversal of 2212000131 is 1310002122.

It is not a de Polignac number, because 2212000131 - 23 = 2212000123 is a prime.

It is a super-2 number, since 2×22120001312 = 9785889159088034322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2212000171) 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, 112936 + ... + 131066.

It is an arithmetic number, because the mean of its divisors is an integer number (201156408).

Almost surely, 22212000131 is an apocalyptic number.

2212000131 is a deficient number, since it is larger than the sum of its proper divisors (1006502397).

2212000131 is a wasteful number, since it uses less digits than its factorization.

2212000131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21842.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2212000131 is about 47031.9054578910. The cubic root of 2212000131 is about 1302.9518977999.

Adding to 2212000131 its reverse (1310002122), we get a palindrome (3522002253).

The spelling of 2212000131 in words is "two billion, two hundred twelve million, one hundred thirty-one", and thus it is an aban number.

Divisors: 1 3 11 33 3697 11091 18131 40667 54393 122001 199441 598323 67030307 201090921 737333377 2212000131