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244024024420 = 225115861189251
BaseRepresentation
bin1110001101000011110…
…1110001110101100100
3212022212110020211202101
43203100331301311210
512444230122240140
6304034133421444
723426066661301
oct3432075616544
9768773224671
10244024024420
1194543222360
123b36319a884
131a01bc85277
14bb4cc980a8
15653337999a
hex38d0f71d64

244024024420 has 48 divisors (see below), whose sum is σ = 559135192896. Its totient is φ = 88720400000.

The previous prime is 244024024369. The next prime is 244024024427. The reversal of 244024024420 is 24420420442.

It is not an unprimeable number, because it can be changed into a prime (244024024427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1194795 + ... + 1384045.

It is an arithmetic number, because the mean of its divisors is an integer number (11648649852).

Almost surely, 2244024024420 is an apocalyptic number.

244024024420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244024024420 is an abundant number, since it is smaller than the sum of its proper divisors (315111168476).

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

244024024420 is a wasteful number, since it uses less digits than its factorization.

244024024420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195132 (or 195130 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 244024024420 its reverse (24420420442), we get a palindrome (268444444862).

The spelling of 244024024420 in words is "two hundred forty-four billion, twenty-four million, twenty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 5861 11722 23444 29305 58610 64471 117220 128942 189251 257884 322355 378502 644710 757004 946255 1289420 1892510 2081761 3785020 4163522 8327044 10408805 20817610 41635220 1109200111 2218400222 4436800444 5546000555 11092001110 12201201221 22184002220 24402402442 48804804884 61006006105 122012012210 244024024420