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2421115052 = 221971448687
BaseRepresentation
bin1001000001001111…
…0100100010101100
320020201202101110212
42100103310202230
514424301140202
61040124521552
7113666065316
oct22023644254
96221671425
102421115052
111032724634
125769b02b8
132c779c775
1418d7987b6
15e2847652
hex904f48ac

2421115052 has 24 divisors (see below), whose sum is σ = 4522775040. Its totient is φ = 1130688720.

The previous prime is 2421115051. The next prime is 2421115087. The reversal of 2421115052 is 2505111242.

It is not an unprimeable number, because it can be changed into a prime (2421115051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218948 + ... + 229739.

It is an arithmetic number, because the mean of its divisors is an integer number (188448960).

Almost surely, 22421115052 is an apocalyptic number.

It is an amenable number.

2421115052 is a deficient number, since it is larger than the sum of its proper divisors (2101659988).

2421115052 is a wasteful number, since it uses less digits than its factorization.

2421115052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448781 (or 448779 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 2421115052 is about 49204.8275273880. The cubic root of 2421115052 is about 1342.7808611932.

Adding to 2421115052 its reverse (2505111242), we get a palindrome (4926226294).

The spelling of 2421115052 in words is "two billion, four hundred twenty-one million, one hundred fifteen thousand, fifty-two".

Divisors: 1 2 4 19 38 71 76 142 284 1349 2698 5396 448687 897374 1794748 8525053 17050106 31856777 34100212 63713554 127427108 605278763 1210557526 2421115052