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44131202020 = 22517491926387
BaseRepresentation
bin101001000110011011…
…001011001111100100
311012220120122100021201
4221012123023033210
51210340041431040
632135032452244
73121420012363
oct510633131744
9135816570251
1044131202020
1117796a05294
12867754a084
134213c208b9
1421c91157da
151234526a9a
hexa466cb3e4

44131202020 has 48 divisors (see below), whose sum is σ = 98150693760. Its totient is φ = 16610092544.

The previous prime is 44131201967. The next prime is 44131202029. The reversal of 44131202020 is 2020213144.

44131202020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (44131202029) 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, 1659267 + ... + 1685653.

It is an arithmetic number, because the mean of its divisors is an integer number (2044806120).

Almost surely, 244131202020 is an apocalyptic number.

It is an amenable number.

44131202020 is an abundant number, since it is smaller than the sum of its proper divisors (54019491740).

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

44131202020 is a wasteful number, since it uses less digits than its factorization.

44131202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31332 (or 31330 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 44131202020 its reverse (2020213144), we get a palindrome (46151415164).

The spelling of 44131202020 in words is "forty-four billion, one hundred thirty-one million, two hundred two thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 4919 9838 19676 24595 26387 49190 52774 83623 98380 105548 131935 167246 263870 334492 418115 448579 527740 836230 897158 1672460 1794316 2242895 4485790 8971580 129797653 259595306 519190612 648988265 1297976530 2206560101 2595953060 4413120202 8826240404 11032800505 22065601010 44131202020