Search a number
-
+
2130141320 = 235232315371
BaseRepresentation
bin111111011110111…
…0110000010001000
312111110020101112222
41332331312002020
513330304010240
6551212153212
7103533621356
oct17675660210
95443211488
102130141320
119a345577a
124b5468808
1327c412268
14162c947d6
15c701ceb5
hex7ef76088

2130141320 has 32 divisors (see below), whose sum is σ = 5001203520. Its totient is φ = 815010240.

The previous prime is 2130141311. The next prime is 2130141337. The reversal of 2130141320 is 231410312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1156766 + ... + 1158605.

It is an arithmetic number, because the mean of its divisors is an integer number (156287610).

Almost surely, 22130141320 is an apocalyptic number.

2130141320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2130141320 is an abundant number, since it is smaller than the sum of its proper divisors (2871062200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2130141320 is a wasteful number, since it uses less digits than its factorization.

2130141320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315405 (or 2315401 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2130141320 is about 46153.4540419241. The cubic root of 2130141320 is about 1286.6768058597.

Adding to 2130141320 its reverse (231410312), we get a palindrome (2361551632).

The spelling of 2130141320 in words is "two billion, one hundred thirty million, one hundred forty-one thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 2315371 4630742 9261484 11576855 18522968 23153710 46307420 53253533 92614840 106507066 213014132 266267665 426028264 532535330 1065070660 2130141320