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2274268002781 is a prime number
BaseRepresentation
bin100001000110000100111…
…011111011100111011101
322001102021122110222111011
4201012010323323213131
5244230200102042111
64500441224055221
7323211324030355
oct41060473734735
98042248428434
102274268002781
117a7569aa7785
12308927904511
131366022c6308
147c10a341b65
153e25b5c6021
hex21184efb9dd

2274268002781 has 2 divisors, whose sum is σ = 2274268002782. Its totient is φ = 2274268002780.

The previous prime is 2274268002757. The next prime is 2274268002829. The reversal of 2274268002781 is 1872008624722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2053617972025 + 220650030756 = 1433045^2 + 469734^2 .

It is a cyclic number.

It is not a de Polignac number, because 2274268002781 - 27 = 2274268002653 is a prime.

It is a super-2 number, since 2×22742680027812 (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2274268002701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1137134001390 + 1137134001391.

It is an arithmetic number, because the mean of its divisors is an integer number (1137134001391).

Almost surely, 22274268002781 is an apocalyptic number.

It is an amenable number.

2274268002781 is a deficient number, since it is larger than the sum of its proper divisors (1).

2274268002781 is an equidigital number, since it uses as much as digits as its factorization.

2274268002781 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1204224, while the sum is 49.

The spelling of 2274268002781 in words is "two trillion, two hundred seventy-four billion, two hundred sixty-eight million, two thousand, seven hundred eighty-one".