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415794444 = 2231331127677
BaseRepresentation
bin11000110010001…
…000010100001100
31001222101112202020
4120302020110030
51322420410234
6105131530140
713206123462
oct3062102414
91058345666
10415794444
111a378357a
12b72b9950
13681b1720
143d316832
1526783549
hex18c8850c

415794444 has 96 divisors (see below), whose sum is σ = 1088618496. Its totient is φ = 122653440.

The previous prime is 415794439. The next prime is 415794469. The reversal of 415794444 is 444497514.

It is a happy number.

It is a super-2 number, since 2×4157944442 = 345770039322538272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 415794396 and 415794405.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 613834 + ... + 614510.

It is an arithmetic number, because the mean of its divisors is an integer number (11339776).

Almost surely, 2415794444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 415794444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (544309248).

415794444 is an abundant number, since it is smaller than the sum of its proper divisors (672824052).

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

415794444 is a wasteful number, since it uses less digits than its factorization.

415794444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855 (or 853 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 415794444 is about 20391.0383256959. The cubic root of 415794444 is about 746.3792559678.

The spelling of 415794444 in words is "four hundred fifteen million, seven hundred ninety-four thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 127 156 186 254 372 381 403 508 677 762 806 1209 1354 1524 1612 1651 2031 2418 2708 3302 3937 4062 4836 4953 6604 7874 8124 8801 9906 11811 15748 17602 19812 20987 23622 26403 35204 41974 47244 51181 52806 62961 83948 85979 102362 105612 125922 153543 171958 204724 251844 257937 272831 307086 343916 515874 545662 614172 818493 1031748 1091324 1117727 1636986 2235454 2665349 3273972 3353181 4470908 5330698 6706362 7996047 10661396 13412724 15992094 31984188 34649537 69299074 103948611 138598148 207897222 415794444