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11223450679 = 715710212421
BaseRepresentation
bin10100111001111100…
…00100010000110111
31001222011220100221111
422130332010100313
5140441200410204
65053405255451
7545061520360
oct123476042067
931864810844
1011223450679
11483a388681
122212864587
13109b30289c
14786838b67
1545a4cbd04
hex29cf84437

11223450679 has 8 divisors (see below), whose sum is σ = 12908501408. Its totient is φ = 9558825120.

The previous prime is 11223450649. The next prime is 11223450701. The reversal of 11223450679 is 97605432211.

It is a happy number.

11223450679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11223450679 - 25 = 11223450647 is a prime.

It is a super-2 number, since 2×112234506792 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223450649) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5105112 + ... + 5107309.

It is an arithmetic number, because the mean of its divisors is an integer number (1613562676).

Almost surely, 211223450679 is an apocalyptic number.

11223450679 is a deficient number, since it is larger than the sum of its proper divisors (1685050729).

11223450679 is a wasteful number, since it uses less digits than its factorization.

11223450679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10212585.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 11223450679 in words is "eleven billion, two hundred twenty-three million, four hundred fifty thousand, six hundred seventy-nine".

Divisors: 1 7 157 1099 10212421 71486947 1603350097 11223450679