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2303320230 = 232571360457
BaseRepresentation
bin1000100101001001…
…1110000010100110
312221112002210100200
42021102132002212
514204122221410
61020320051330
7111035620221
oct21122360246
95845083320
102303320230
11a82189642
12543463b46
132a92684a3
1417bc945b8
15d732a3c0
hex8949e0a6

2303320230 has 48 divisors (see below), whose sum is σ = 6072996384. Its totient is φ = 605566080.

The previous prime is 2303320219. The next prime is 2303320231. The reversal of 2303320230 is 320233032.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303320231) 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 23 ways as a sum of consecutive naturals, for example, 173839 + ... + 186618.

It is an arithmetic number, because the mean of its divisors is an integer number (126520758).

Almost surely, 22303320230 is an apocalyptic number.

2303320230 is an abundant number, since it is smaller than the sum of its proper divisors (3769676154).

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

2303320230 is a wasteful number, since it uses less digits than its factorization.

2303320230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360541 (or 360538 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 2303320230 is about 47992.9185401346. The cubic root of 2303320230 is about 1320.6409937786.

Adding to 2303320230 its reverse (320233032), we get a palindrome (2623553262).

The spelling of 2303320230 in words is "two billion, three hundred three million, three hundred twenty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 71 90 142 213 355 426 639 710 1065 1278 2130 3195 6390 360457 720914 1081371 1802285 2162742 3244113 3604570 5406855 6488226 10813710 16220565 25592447 32441130 51184894 76777341 127962235 153554682 230332023 255924470 383886705 460664046 767773410 1151660115 2303320230