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244440042 = 237111731123
BaseRepresentation
bin11101001000111…
…01101111101010
3122000221211200220
432210131233222
51000034040132
640131110510
76025464120
oct1644355752
9560854626
10244440042
11115a86470
1269a42436
133b846aa2
142466d910
15166d6a2c
hexe91dbea

244440042 has 64 divisors (see below), whose sum is σ = 645387264. Its totient is φ = 59754240.

The previous prime is 244440037. The next prime is 244440061. The reversal of 244440042 is 240044442.

It is a junction number, because it is equal to n+sod(n) for n = 244439994 and 244440021.

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 31 ways as a sum of consecutive naturals, for example, 7708 + ... + 23415.

It is an arithmetic number, because the mean of its divisors is an integer number (10084176).

Almost surely, 2244440042 is an apocalyptic number.

244440042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

244440042 is an abundant number, since it is smaller than the sum of its proper divisors (400947222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244440042 is a wasteful number, since it uses less digits than its factorization.

244440042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31163.

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 244440042 is about 15634.5784081311. The cubic root of 244440042 is about 625.2553981273.

Adding to 244440042 its reverse (240044442), we get a palindrome (484484484).

It can be divided in two parts, 2444400 and 42, that added together give a palindrome (2444442).

The spelling of 244440042 in words is "two hundred forty-four million, four hundred forty thousand, forty-two".

Divisors: 1 2 3 6 7 11 14 17 21 22 33 34 42 51 66 77 102 119 154 187 231 238 357 374 462 561 714 1122 1309 2618 3927 7854 31123 62246 93369 186738 217861 342353 435722 529091 653583 684706 1027059 1058182 1307166 1587273 2054118 2396471 3174546 3703637 4792942 5820001 7189413 7407274 11110911 11640002 14378826 17460003 22221822 34920006 40740007 81480014 122220021 244440042