Search a number
-
+
2750228341 = 7256127109
BaseRepresentation
bin1010001111101101…
…0010011101110101
321002200001002000221
42203323102131311
521113024301331
61132522534341
7125103361300
oct24373223565
97080032027
102750228341
111191483293
126490673b1
1334aa21a63
141c1389b37
151116a7711
hexa3ed2775

2750228341 has 6 divisors (see below), whose sum is σ = 3199245270. Its totient is φ = 2357338536.

The previous prime is 2750228339. The next prime is 2750228447. The reversal of 2750228341 is 1438220572.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2529587025 + 220641316 = 50295^2 + 14854^2 .

It is not a de Polignac number, because 2750228341 - 21 = 2750228339 is a prime.

It is a super-2 number, since 2×27502283412 = 15127511855279224562, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2750228297 and 2750228306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2750222341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28063506 + ... + 28063603.

It is an arithmetic number, because the mean of its divisors is an integer number (533207545).

Almost surely, 22750228341 is an apocalyptic number.

It is an amenable number.

2750228341 is a deficient number, since it is larger than the sum of its proper divisors (449016929).

2750228341 is an equidigital number, since it uses as much as digits as its factorization.

2750228341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56127123 (or 56127116 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 2750228341 is about 52442.6195093266. The cubic root of 2750228341 is about 1401.0584412522.

The spelling of 2750228341 in words is "two billion, seven hundred fifty million, two hundred twenty-eight thousand, three hundred forty-one".

Divisors: 1 7 49 56127109 392889763 2750228341