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244231052020 = 22523360298693
BaseRepresentation
bin1110001101110101001…
…1100001101011110100
3212100101212210221020021
43203131103201223310
513000141122131040
6304110451014524
723434162455304
oct3433523415364
9770355727207
10244231052020
119463a07524a
123b40059a444
131a052b301c7
14bb6c589604
15654662124a
hex38dd4e1af4

244231052020 has 48 divisors (see below), whose sum is σ = 515231130960. Its totient is φ = 97245817856.

The previous prime is 244231051949. The next prime is 244231052047. The reversal of 244231052020 is 20250132442.

It can be written as a sum of positive squares in 8 ways, for example, as 14374091664 + 229856960356 = 119892^2 + 479434^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28090794 + ... + 28099486.

It is an arithmetic number, because the mean of its divisors is an integer number (10733981895).

Almost surely, 2244231052020 is an apocalyptic number.

244231052020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

244231052020 is an abundant number, since it is smaller than the sum of its proper divisors (271000078940).

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

244231052020 is a wasteful number, since it uses less digits than its factorization.

244231052020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14964 (or 14962 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 244231052020 its reverse (20250132442), we get a palindrome (264481184462).

The spelling of 244231052020 in words is "two hundred forty-four billion, two hundred thirty-one million, fifty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 233 466 932 1165 2330 4660 6029 8693 12058 17386 24116 30145 34772 43465 60290 86930 120580 173860 1404757 2025469 2809514 4050938 5619028 7023785 8101876 10127345 14047570 20254690 28095140 40509380 52410097 104820194 209640388 262050485 524100970 1048201940 12211552601 24423105202 48846210404 61057763005 122115526010 244231052020