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2253243231 = 33193233
BaseRepresentation
bin1000011001001101…
…1100001101011111
312211000212121122000
42012103130031133
514103312240411
61011330453343
7106560152151
oct20623341537
95730777560
102253243231
11a56995a98
1252a734253
1329ba84025
1417537aad1
15d2c37956
hex864dc35f

2253243231 has 64 divisors (see below), whose sum is σ = 3683712000. Its totient is φ = 1361227032.

The previous prime is 2253243199. The next prime is 2253243253. The reversal of 2253243231 is 1323423522.

The cubic root of 2253243231 is 1311.

It is a perfect power (a cube), and thus also a powerful number.

2253243231 is a `hidden beast` number, since 225 + 3 + 2 + 432 + 3 + 1 = 666.

It is not a de Polignac number, because 2253243231 - 25 = 2253243199 is a prime.

It is a super-2 number, since 2×22532432312 = 10154210116094638722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (8640) is a multiple of the sum of its prime divisors (45).

It is a junction number, because it is equal to n+sod(n) for n = 2253243195 and 2253243204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253233231) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 97967086 + ... + 97967108.

It is an arithmetic number, because the mean of its divisors is an integer number (57558000).

Almost surely, 22253243231 is an apocalyptic number.

2253243231 is a deficient number, since it is larger than the sum of its proper divisors (1430468769).

2253243231 is an frugal number, since it uses more digits than its factorization.

2253243231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 45 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 2253243231 is about 47468.3392483874.

Multiplying 2253243231 by its sum of digits (27), we get a cube (60837567237 = 39333).

2253243231 divided by its sum of digits (27) gives a cube (83453453 = 4373).

Adding to 2253243231 its reverse (1323423522), we get a palindrome (3576666753).

The spelling of 2253243231 in words is "two billion, two hundred fifty-three million, two hundred forty-three thousand, two hundred thirty-one".

Divisors: 1 3 9 19 23 27 57 69 171 207 361 437 513 529 621 1083 1311 1587 3249 3933 4761 6859 8303 9747 10051 11799 12167 14283 20577 24909 30153 36501 61731 74727 90459 109503 157757 185193 190969 224181 231173 271377 328509 473271 572907 693519 1419813 1718721 2080557 3628411 4259439 4392287 5156163 6241671 10885233 13176861 32655699 39530583 83453453 97967097 118591749 250360359 751081077 2253243231