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2254303243 = 19911328157
BaseRepresentation
bin1000011001011101…
…1111000000001011
312211002212110200201
42012113133000023
514104100200433
61011405313031
7106602155443
oct20627370013
95732773621
102254303243
11a5754a435
1252ab65777
1329c06565a
14175575123
15d2d96a7d
hex865df00b

2254303243 has 4 divisors (see below), whose sum is σ = 2265631600. Its totient is φ = 2242974888.

The previous prime is 2254303223. The next prime is 2254303349. The reversal of 2254303243 is 3423034522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2254303243 is a prime.

It is a super-2 number, since 2×22543032432 = 10163766222800634098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2254303223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5663880 + ... + 5664277.

It is an arithmetic number, because the mean of its divisors is an integer number (566407900).

Almost surely, 22254303243 is an apocalyptic number.

2254303243 is a deficient number, since it is larger than the sum of its proper divisors (11328357).

2254303243 is a wasteful number, since it uses less digits than its factorization.

2254303243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11328356.

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 2254303243 is about 47479.5033988352. The cubic root of 2254303243 is about 1311.2055493242.

Adding to 2254303243 its reverse (3423034522), we get a palindrome (5677337765).

The spelling of 2254303243 in words is "two billion, two hundred fifty-four million, three hundred three thousand, two hundred forty-three".

Divisors: 1 199 11328157 2254303243