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BaseRepresentation
bin11101001100101…
…01100001101101
3122001212202201021
432212111201231
51000200240134
640145414141
76032606404
oct1646254155
9561782637
10244930669
11116291045
126a03a351
133b9891b9
142475a63b
15167820b4
hexe99586d

244930669 has 4 divisors (see below), whose sum is σ = 244962144. Its totient is φ = 244899196.

The previous prime is 244930667. The next prime is 244930681. The reversal of 244930669 is 966039442.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 244930669 - 21 = 244930667 is a prime.

It is a super-2 number, since 2×2449306692 = 119982065233575122, which 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 (244930661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5394 + ... + 22780.

It is an arithmetic number, because the mean of its divisors is an integer number (61240536).

It is a 7782-hyperperfect number.

Almost surely, 2244930669 is an apocalyptic number.

It is an amenable number.

244930669 is a deficient number, since it is larger than the sum of its proper divisors (31475).

244930669 is a wasteful number, since it uses less digits than its factorization.

244930669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31474.

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 244930669 is about 15650.2609882391. The cubic root of 244930669 is about 625.6734449744.

The spelling of 244930669 in words is "two hundred forty-four million, nine hundred thirty thousand, six hundred sixty-nine".

Divisors: 1 14087 17387 244930669