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2023332220 = 225713285517
BaseRepresentation
bin111100010011001…
…1001100101111100
312020000020221000101
41320212121211330
513120433112340
6532435010444
7101066016520
oct17046314574
95200227011
102023332220
11949133498
12485739a24
13263256400
14152a0dd80
15bc970c9a
hex7899997c

2023332220 has 72 divisors (see below), whose sum is σ = 5258330784. Its totient is φ = 640343808.

The previous prime is 2023332217. The next prime is 2023332307. The reversal of 2023332220 is 222333202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19099 + ... + 66418.

It is an arithmetic number, because the mean of its divisors is an integer number (73032372).

Almost surely, 22023332220 is an apocalyptic number.

2023332220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2023332220 is an abundant number, since it is smaller than the sum of its proper divisors (3234998564).

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

2023332220 is a wasteful number, since it uses less digits than its factorization.

2023332220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85559 (or 85544 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 2023332220 is about 44981.4652940519. The cubic root of 2023332220 is about 1264.8015790686.

Adding to 2023332220 its reverse (222333202), we get a palindrome (2245665422).

The spelling of 2023332220 in words is "two billion, twenty-three million, three hundred thirty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 169 182 260 338 364 455 676 845 910 1183 1690 1820 2366 3380 4732 5915 11830 23660 85517 171034 342068 427585 598619 855170 1111721 1197238 1710340 2223442 2394476 2993095 4446884 5558605 5986190 7782047 11117210 11972380 14452373 15564094 22234420 28904746 31128188 38910235 57809492 72261865 77820470 101166611 144523730 155640940 202333222 289047460 404666444 505833055 1011666110 2023332220