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244342306 = 2139397781
BaseRepresentation
bin11101001000001…
…01111000100010
3122000202212122001
432210011320202
51000022423211
640125034214
76024606145
oct1644057042
9560685561
10244342306
11115a19a9a
12699b596a
133b811460
142464605c
15166b7ac1
hexe905e22

244342306 has 8 divisors (see below), whose sum is σ = 394706844. Its totient is φ = 112773360.

The previous prime is 244342303. The next prime is 244342327. The reversal of 244342306 is 603243442.

It can be written as a sum of positive squares in 2 ways, for example, as 243516025 + 826281 = 15605^2 + 909^2 .

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

It is not an unprimeable number, because it can be changed into a prime (244342303) 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, 4698865 + ... + 4698916.

Almost surely, 2244342306 is an apocalyptic number.

244342306 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

244342306 is a deficient number, since it is larger than the sum of its proper divisors (150364538).

244342306 is a wasteful number, since it uses less digits than its factorization.

244342306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9397796.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 244342306 is about 15631.4524597044. The cubic root of 244342306 is about 625.1720537517.

Adding to 244342306 its reverse (603243442), we get a palindrome (847585748).

The spelling of 244342306 in words is "two hundred forty-four million, three hundred forty-two thousand, three hundred six".

Divisors: 1 2 13 26 9397781 18795562 122171153 244342306