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220000201230 = 235591091140311
BaseRepresentation
bin1100110011100100001…
…0001010101000001110
3210000212012012011210010
43030321002022220032
512101030022414410
6245022223454050
721615544566405
oct3147102125016
9700765164703
10220000201230
1185335418427
1236779757326
1317990a67584
14a91041a63c
155ac922ec20
hex333908aa0e

220000201230 has 64 divisors (see below), whose sum is σ = 541876262400. Its totient is φ = 57143214720.

The previous prime is 220000201177. The next prime is 220000201237. The reversal of 220000201230 is 32102000022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220000201237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 377226 + ... + 763085.

It is an arithmetic number, because the mean of its divisors is an integer number (8466816600).

Almost surely, 2220000201230 is an apocalyptic number.

220000201230 is an abundant number, since it is smaller than the sum of its proper divisors (321876061170).

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

220000201230 is a wasteful number, since it uses less digits than its factorization.

220000201230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140489.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 220000201230 its reverse (32102000022), we get a palindrome (252102201252).

The spelling of 220000201230 in words is "two hundred twenty billion, two hundred one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 59 109 118 177 218 295 327 354 545 590 654 885 1090 1635 1770 3270 6431 12862 19293 32155 38586 64310 96465 192930 1140311 2280622 3420933 5701555 6841866 11403110 17104665 34209330 67278349 124293899 134556698 201835047 248587798 336391745 372881697 403670094 621469495 672783490 745763394 1009175235 1242938990 1864408485 2018350470 3728816970 7333340041 14666680082 22000020123 36666700205 44000040246 73333400410 110000100615 220000201230