Search a number
-
+
2041303131 = 3271031272477
BaseRepresentation
bin111100110101011…
…1101000001011011
312021021001221110200
41321222331001123
513140033200011
6534320113243
7101404535040
oct17152750133
95237057420
102041303131
1195829828a
1248b765823
13266ba909a
1415516b1c7
15be320856
hex79abd05b

2041303131 has 48 divisors (see below), whose sum is σ = 3430662144. Its totient is φ = 1145575872.

The previous prime is 2041303123. The next prime is 2041303163. The reversal of 2041303131 is 1313031402.

It is not a de Polignac number, because 2041303131 - 23 = 2041303123 is a prime.

It is a super-2 number, since 2×20413031312 = 8333836945260806322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2041303031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 822865 + ... + 825341.

It is an arithmetic number, because the mean of its divisors is an integer number (71472128).

Almost surely, 22041303131 is an apocalyptic number.

2041303131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2041303131 is a deficient number, since it is larger than the sum of its proper divisors (1389359013).

2041303131 is a wasteful number, since it uses less digits than its factorization.

2041303131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2720 (or 2717 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2041303131 is about 45180.7827621435. The cubic root of 2041303131 is about 1268.5351351675.

Adding to 2041303131 its reverse (1313031402), we get a palindrome (3354334533).

The spelling of 2041303131 in words is "two billion, forty-one million, three hundred three thousand, one hundred thirty-one".

Divisors: 1 3 7 9 21 63 103 127 309 381 721 889 927 1143 2163 2477 2667 6489 7431 8001 13081 17339 22293 39243 52017 91567 117729 156051 255131 274701 314579 765393 824103 943737 1785917 2202053 2296179 2831211 5357751 6606159 16073253 19818477 32401637 97204911 226811459 291614733 680434377 2041303131