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2010152481 = 31950370111
BaseRepresentation
bin111011111010000…
…0111111000100001
312012002110022210220
41313310013320201
513104044334411
6531244313253
7100546004601
oct16764077041
95162408726
102010152481
11941751347
12481242829
132605c044c
14150d7cc01
15bb71ab06
hex77d07e21

2010152481 has 16 divisors (see below), whose sum is σ = 2826915840. Its totient is φ = 1267027920.

The previous prime is 2010152467. The next prime is 2010152491. The reversal of 2010152481 is 1842510102.

It is not a de Polignac number, because 2010152481 - 214 = 2010136097 is a prime.

It is a super-2 number, since 2×20101524812 = 8081425993740910722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2010152411) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6385 + ... + 63726.

It is an arithmetic number, because the mean of its divisors is an integer number (176682240).

Almost surely, 22010152481 is an apocalyptic number.

It is an amenable number.

2010152481 is a deficient number, since it is larger than the sum of its proper divisors (816763359).

2010152481 is a wasteful number, since it uses less digits than its factorization.

2010152481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70636.

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 2010152481 is about 44834.7240540187. The cubic root of 2010152481 is about 1262.0493401294.

Adding to 2010152481 its reverse (1842510102), we get a palindrome (3852662583).

The spelling of 2010152481 in words is "two billion, ten million, one hundred fifty-two thousand, four hundred eighty-one".

Divisors: 1 3 19 57 503 1509 9557 28671 70111 210333 1332109 3996327 35265833 105797499 670050827 2010152481