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2265353441 = 13569306253
BaseRepresentation
bin1000011100000110…
…1000110011100001
312211212122212201022
42013001220303201
514114412302231
61012442215225
7110065120661
oct20701506341
95755585638
102265353441
11a6280762a
125327b4515
132a1434230
14176c101a1
15d3d2ac7b
hex87068ce1

2265353441 has 8 divisors (see below), whose sum is σ = 2443906920. Its totient is φ = 2087413632.

The previous prime is 2265353407. The next prime is 2265353459. The reversal of 2265353441 is 1443535622.

It can be written as a sum of positive squares in 4 ways, for example, as 127215841 + 2138137600 = 11279^2 + 46240^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2265353441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2265355441) 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, 145730 + ... + 160523.

It is an arithmetic number, because the mean of its divisors is an integer number (305488365).

Almost surely, 22265353441 is an apocalyptic number.

It is an amenable number.

2265353441 is a deficient number, since it is larger than the sum of its proper divisors (178553479).

2265353441 is a wasteful number, since it uses less digits than its factorization.

2265353441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306835.

The product of its digits is 86400, while the sum is 35.

The square root of 2265353441 is about 47595.7292306778. The cubic root of 2265353441 is about 1313.3444912102.

The spelling of 2265353441 in words is "two billion, two hundred sixty-five million, three hundred fifty-three thousand, four hundred forty-one".

Divisors: 1 13 569 7397 306253 3981289 174257957 2265353441