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2270 = 25227
BaseRepresentation
bin100011011110
310010002
4203132
533040
614302
76422
oct4336
93102
102270
111784
121392
131058
14b82
15a15
hex8de

2270 has 8 divisors (see below), whose sum is σ = 4104. Its totient is φ = 904.

The previous prime is 2269. The next prime is 2273. The reversal of 2270 is 722.

Adding to 2270 its reverse (722), we get a palindrome (2992).

It can be divided in two parts, 22 and 70, that multiplied together give a triangular number (1540 = T55).

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

It is a plaindrome in base 16.

It is a nialpdrome in base 7 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104 + ... + 123.

It is an arithmetic number, because the mean of its divisors is an integer number (513).

22270 is an apocalyptic number.

2270 is a deficient number, since it is larger than the sum of its proper divisors (1834).

2270 is a wasteful number, since it uses less digits than its factorization.

2270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234.

The product of its (nonzero) digits is 28, while the sum is 11.

The square root of 2270 is about 47.6445169983. The cubic root of 2270 is about 13.1424182948.

The spelling of 2270 in words is "two thousand, two hundred seventy", and thus it is an iban number.

Divisors: 1 2 5 10 227 454 1135 2270