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2386380 = 2235311283
BaseRepresentation
bin1001000110100111001100
311111020111110
421012213030
51102331010
6123052020
726166243
oct11064714
94436443
102386380
11138aa17
12971010
13657279
1446195a
15322120
hex2469cc

2386380 has 48 divisors (see below), whose sum is σ = 6902784. Its totient is φ = 615360.

The previous prime is 2386379. The next prime is 2386393. The reversal of 2386380 is 836832.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

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

It is a d-powerful number, because it can be written as 25 + 37 + 83 + 67 + 38 + 87 + 0 .

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1219 + ... + 2501.

It is an arithmetic number, because the mean of its divisors is an integer number (143808).

22386380 is an apocalyptic number.

2386380 is a gapful number since it is divisible by the number (20) 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 2386380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3451392).

2386380 is an abundant number, since it is smaller than the sum of its proper divisors (4516404).

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

2386380 is a wasteful number, since it uses less digits than its factorization.

2386380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326 (or 1324 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2386380 is about 1544.7912480332. The cubic root of 2386380 is about 133.6328406006.

The spelling of 2386380 in words is "two million, three hundred eighty-six thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1283 1860 2566 3849 5132 6415 7698 12830 15396 19245 25660 38490 39773 76980 79546 119319 159092 198865 238638 397730 477276 596595 795460 1193190 2386380