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4444210400 = 255275913451
BaseRepresentation
bin1000010001110010…
…10100010011100000
3102110201120021120012
410020321110103200
533100204213100
62012554504052
7215063110430
oct41071242340
912421507505
104444210400
111980706063
12a40435028
1355a9720c6
143023462c0
151b026d135
hex108e544e0

4444210400 has 144 divisors (see below), whose sum is σ = 12610442880. Its totient is φ = 1497792000.

The previous prime is 4444210399. The next prime is 4444210403. The reversal of 4444210400 is 40124444.

It is a super-3 number, since 3×44442104003 (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444210403) 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, 323675 + ... + 337125.

It is an arithmetic number, because the mean of its divisors is an integer number (87572520).

Almost surely, 24444210400 is an apocalyptic number.

4444210400 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 4444210400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6305221440).

4444210400 is an abundant number, since it is smaller than the sum of its proper divisors (8166232480).

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

4444210400 is a wasteful number, since it uses less digits than its factorization.

4444210400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13537 (or 13524 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 4444210400 is about 66664.9113102238. The cubic root of 4444210400 is about 1644.1125222186.

Adding to 4444210400 its reverse (40124444), we get a palindrome (4484334844).

The spelling of 4444210400 in words is "four billion, four hundred forty-four million, two hundred ten thousand, four hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 59 70 80 100 112 118 140 160 175 200 224 236 280 295 350 400 413 472 560 590 700 800 826 944 1120 1180 1400 1475 1652 1888 2065 2360 2800 2950 3304 4130 4720 5600 5900 6608 8260 9440 10325 11800 13216 13451 16520 20650 23600 26902 33040 41300 47200 53804 66080 67255 82600 94157 107608 134510 165200 188314 215216 269020 330400 336275 376628 430432 470785 538040 672550 753256 793609 941570 1076080 1345100 1506512 1587218 1883140 2152160 2353925 2690200 3013024 3174436 3766280 3968045 4707850 5380400 5555263 6348872 7532560 7936090 9415700 10760800 11110526 12697744 15065120 15872180 18831400 19840225 22221052 25395488 27776315 31744360 37662800 39680450 44442104 55552630 63488720 75325600 79360900 88884208 111105260 126977440 138881575 158721800 177768416 222210520 277763150 317443600 444421040 555526300 634887200 888842080 1111052600 2222105200 4444210400