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244110031420 = 22512205501571
BaseRepresentation
bin1110001101011000010…
…1110111101000111100
3212100002110002110011211
43203112011313220330
512444414132001140
6304050445054204
723431163013463
oct3432605675074
9770073073154
10244110031420
1194587826722
123b387b57364
131a033a39898
14bb5a4859da
15653abb82ea
hex38d6177a3c

244110031420 has 12 divisors (see below), whose sum is σ = 512631066024. Its totient is φ = 97644012560.

The previous prime is 244110031379. The next prime is 244110031423. The reversal of 244110031420 is 24130011442.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 244110031391 and 244110031400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244110031423) 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, 6102750766 + ... + 6102750805.

It is an arithmetic number, because the mean of its divisors is an integer number (42719255502).

Almost surely, 2244110031420 is an apocalyptic number.

244110031420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244110031420 is an abundant number, since it is smaller than the sum of its proper divisors (268521034604).

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

244110031420 is a wasteful number, since it uses less digits than its factorization.

244110031420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12205501580 (or 12205501578 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 244110031420 its reverse (24130011442), we get a palindrome (268240042862).

The spelling of 244110031420 in words is "two hundred forty-four billion, one hundred ten million, thirty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 12205501571 24411003142 48822006284 61027507855 122055015710 244110031420