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2240121141 = 32416070789
BaseRepresentation
bin1000010110000101…
…1000100100110101
312210010011221111200
42011201120210311
514041432334031
61010141323113
7106340500266
oct20541304465
95703157450
102240121141
11a4a543195
12526266499
1329913b38b
1417372296d
15d19e48e6
hex85858935

2240121141 has 12 divisors (see below), whose sum is σ = 3314651340. Its totient is φ = 1456989120.

The previous prime is 2240121139. The next prime is 2240121151. The reversal of 2240121141 is 1411210422.

It can be written as a sum of positive squares in 2 ways, for example, as 343954116 + 1896167025 = 18546^2 + 43545^2 .

It is not a de Polignac number, because 2240121141 - 21 = 2240121139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240121131) 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 11 ways as a sum of consecutive naturals, for example, 3035026 + ... + 3035763.

It is an arithmetic number, because the mean of its divisors is an integer number (276220945).

Almost surely, 22240121141 is an apocalyptic number.

It is an amenable number.

2240121141 is a deficient number, since it is larger than the sum of its proper divisors (1074530199).

2240121141 is a wasteful number, since it uses less digits than its factorization.

2240121141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070836 (or 6070833 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 2240121141 is about 47329.9180328891. The cubic root of 2240121141 is about 1308.4501105695.

Adding to 2240121141 its reverse (1411210422), we get a palindrome (3651331563).

The spelling of 2240121141 in words is "two billion, two hundred forty million, one hundred twenty-one thousand, one hundred forty-one".

Divisors: 1 3 9 41 123 369 6070789 18212367 54637101 248902349 746707047 2240121141