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200122230 = 235711412113
BaseRepresentation
bin10111110110110…
…01111101110110
3111221120021002110
423323121331312
5402212402410
631505151450
74650003510
oct1373317566
9457507073
10200122230
11a2a66880
125702b586
13325cab29
141c814bb0
1512880720
hexbed9f76

200122230 has 128 divisors (see below), whose sum is σ = 613702656. Its totient is φ = 40550400.

The previous prime is 200122211. The next prime is 200122259. The reversal of 200122230 is 32221002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 93654 + ... + 95766.

It is an arithmetic number, because the mean of its divisors is an integer number (4794552).

Almost surely, 2200122230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200122230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306851328).

200122230 is an abundant number, since it is smaller than the sum of its proper divisors (413580426).

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

200122230 is a wasteful number, since it uses less digits than its factorization.

200122230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182.

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

The square root of 200122230 is about 14146.4564467573. The cubic root of 200122230 is about 584.9226576106.

Adding to 200122230 its reverse (32221002), we get a palindrome (232343232).

The spelling of 200122230 in words is "two hundred million, one hundred twenty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 10 11 14 15 21 22 30 33 35 41 42 55 66 70 77 82 105 110 123 154 165 205 210 231 246 287 330 385 410 451 462 574 615 770 861 902 1155 1230 1353 1435 1722 2113 2255 2310 2706 2870 3157 4226 4305 4510 6314 6339 6765 8610 9471 10565 12678 13530 14791 15785 18942 21130 23243 29582 31570 31695 44373 46486 47355 63390 69729 73955 86633 88746 94710 116215 139458 147910 162701 173266 221865 232430 259899 325402 348645 433165 443730 488103 519798 606431 697290 813505 866330 952963 976206 1212862 1299495 1627010 1819293 1905926 2440515 2598990 2858889 3032155 3638586 4764815 4881030 5717778 6064310 6670741 9096465 9529630 13341482 14294445 18192930 20012223 28588890 33353705 40024446 66707410 100061115 200122230