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44420200 = 23521161331
BaseRepresentation
bin1010100101110…
…0110001101000
310002120210001121
42221130301220
542332421300
64224025024
71046364646
oct251346150
9102523047
1044420200
112308a610
1212a62174
139283756
145c84196
153d7681a
hex2a5cc68

44420200 has 96 divisors (see below), whose sum is σ = 114858720. Its totient is φ = 15840000.

The previous prime is 44420191. The next prime is 44420203. The reversal of 44420200 is 202444.

It is not an unprimeable number, because it can be changed into a prime (44420203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134035 + ... + 134365.

It is an arithmetic number, because the mean of its divisors is an integer number (1196445).

Almost surely, 244420200 is an apocalyptic number.

44420200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44420200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57429360).

44420200 is an abundant number, since it is smaller than the sum of its proper divisors (70438520).

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

44420200 is a wasteful number, since it uses less digits than its factorization.

44420200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419 (or 410 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 44420200 is about 6664.8480852905. The cubic root of 44420200 is about 354.1551024290.

Adding to 44420200 its reverse (202444), we get a palindrome (44622644).

The spelling of 44420200 in words is "forty-four million, four hundred twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 61 88 100 110 122 200 220 244 275 305 331 440 488 550 610 662 671 1100 1220 1324 1342 1525 1655 2200 2440 2648 2684 3050 3310 3355 3641 5368 6100 6620 6710 7282 8275 12200 13240 13420 14564 16550 16775 18205 20191 26840 29128 33100 33550 36410 40382 66200 67100 72820 80764 91025 100955 134200 145640 161528 182050 201910 222101 364100 403820 444202 504775 728200 807640 888404 1009550 1110505 1776808 2019100 2221010 4038200 4442020 5552525 8884040 11105050 22210100 44420200