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2260906 = 28771289
BaseRepresentation
bin1000100111111110101010
311020212101021
420213332222
51034322111
6120243054
725134364
oct10477652
94225337
102260906
11130471a
1291048a
1361211b
1442bd34
152e9d71
hex227faa

2260906 has 8 divisors (see below), whose sum is σ = 3397860. Its totient is φ = 1128288.

The previous prime is 2260903. The next prime is 2260913. The reversal of 2260906 is 6090622.

It can be written as a sum of positive squares in 2 ways, for example, as 1985281 + 275625 = 1409^2 + 525^2 .

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

It is a super-2 number, since 2×22609062 = 10223391881672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2260903) 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 3 ways as a sum of consecutive naturals, for example, 1110 + ... + 2398.

22260906 is an apocalyptic number.

2260906 is a deficient number, since it is larger than the sum of its proper divisors (1136954).

2260906 is a wasteful number, since it uses less digits than its factorization.

2260906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 2260906 is about 1503.6309387612. The cubic root of 2260906 is about 131.2484456354.

The spelling of 2260906 in words is "two million, two hundred sixty thousand, nine hundred six".

Divisors: 1 2 877 1289 1754 2578 1130453 2260906