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1223064026 = 21047758369
BaseRepresentation
bin100100011100110…
…0111100111011010
310011020102002102122
41020321213213122
510001101022101
6321210301242
742210605222
oct11071474732
93136362378
101223064026
1157842a118
122a1727822
1316650b432
14b8615082
157259451b
hex48e679da

1223064026 has 8 divisors (see below), whose sum is σ = 1834802580. Its totient is φ = 611463168.

The previous prime is 1223063993. The next prime is 1223064043. The reversal of 1223064026 is 6204603221.

It can be written as a sum of positive squares in 2 ways, for example, as 1193633401 + 29430625 = 34549^2 + 5425^2 .

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

It is a super-2 number, since 2×12230640262 = 2991771223390657352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1223063986 and 1223064004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8231 + ... + 50138.

Almost surely, 21223064026 is an apocalyptic number.

1223064026 is a deficient number, since it is larger than the sum of its proper divisors (611738554).

1223064026 is a wasteful number, since it uses less digits than its factorization.

1223064026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68848.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1223064026 is about 34972.3322928283. The cubic root of 1223064026 is about 1069.4235186216.

Adding to 1223064026 its reverse (6204603221), we get a palindrome (7427667247).

The spelling of 1223064026 in words is "one billion, two hundred twenty-three million, sixty-four thousand, twenty-six".

Divisors: 1 2 10477 20954 58369 116738 611532013 1223064026