Search a number
-
+
2196285320 = 23579811857
BaseRepresentation
bin1000001011101000…
…1010011110001000
312200001200212001202
42002322022132020
513444222112240
61001534003332
7105266055125
oct20272123610
95601625052
102196285320
11a27822739
12513646548
13290030918
1416b99174c
15ccc36315
hex82e8a788

2196285320 has 64 divisors (see below), whose sum is σ = 5016211200. Its totient is φ = 865313280.

The previous prime is 2196285271. The next prime is 2196285323. The reversal of 2196285320 is 235826912.

It is not an unprimeable number, because it can be changed into a prime (2196285323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2562332 + ... + 2563188.

It is an arithmetic number, because the mean of its divisors is an integer number (78378300).

Almost surely, 22196285320 is an apocalyptic number.

2196285320 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 2196285320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2508105600).

2196285320 is an abundant number, since it is smaller than the sum of its proper divisors (2819925880).

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

2196285320 is a wasteful number, since it uses less digits than its factorization.

2196285320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758 (or 1754 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 2196285320 is about 46864.5422467776. The cubic root of 2196285320 is about 1299.8590221876.

The spelling of 2196285320 in words is "two billion, one hundred ninety-six million, two hundred eighty-five thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 79 158 316 395 632 790 811 857 1580 1622 1714 3160 3244 3428 4055 4285 6488 6856 8110 8570 16220 17140 32440 34280 64069 67703 128138 135406 256276 270812 320345 338515 512552 541624 640690 677030 695027 1281380 1354060 1390054 2562760 2708120 2780108 3475135 5560216 6950270 13900540 27801080 54907133 109814266 219628532 274535665 439257064 549071330 1098142660 2196285320