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4195380 = 2235721427
BaseRepresentation
bin10000000000010000110100
321220010222110
4100000100310
52033223010
6225531020
750442300
oct20002064
97803873
104195380
112406062
1214a3a70
13b3b797
147b2d00
1557d120
hex400434

4195380 has 72 divisors (see below), whose sum is σ = 13674528. Its totient is φ = 958272.

The previous prime is 4195357. The next prime is 4195421. The reversal of 4195380 is 835914.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2227 + ... + 3653.

It is an arithmetic number, because the mean of its divisors is an integer number (189924).

Almost surely, 24195380 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 4195380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6837264).

4195380 is an abundant number, since it is smaller than the sum of its proper divisors (9479148).

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

4195380 is a wasteful number, since it uses less digits than its factorization.

4195380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453 (or 1444 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 4195380 is about 2048.2626784668. The cubic root of 4195380 is about 161.2836838472.

The spelling of 4195380 in words is "four million, one hundred ninety-five thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 420 490 588 735 980 1427 1470 2854 2940 4281 5708 7135 8562 9989 14270 17124 19978 21405 28540 29967 39956 42810 49945 59934 69923 85620 99890 119868 139846 149835 199780 209769 279692 299670 349615 419538 599340 699230 839076 1048845 1398460 2097690 4195380