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30200210320 = 24571719716103
BaseRepresentation
bin11100001000000100…
…101010001110010000
32212221201000122022011
4130020010222032100
5443322223212240
621512423152304
72116250360260
oct341004521620
985851018264
1030200210320
1111898260005
125a29ba5694
132b039c4047
141666c837a0
15bbb4c56ea
hex70812a390

30200210320 has 160 divisors (see below), whose sum is σ = 85403248128. Its totient is φ = 9695207424.

The previous prime is 30200210279. The next prime is 30200210347. The reversal of 30200210320 is 2301200203.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30200210320.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1867389 + ... + 1883491.

Almost surely, 230200210320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30200210320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42701624064).

30200210320 is an abundant number, since it is smaller than the sum of its proper divisors (55203037808).

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

30200210320 is a wasteful number, since it uses less digits than its factorization.

30200210320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16337 (or 16331 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 30200210320 its reverse (2301200203), we get a palindrome (32501410523).

The spelling of 30200210320 in words is "thirty billion, two hundred million, two hundred ten thousand, three hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 16 17 20 28 34 35 40 56 68 70 80 85 112 119 136 140 170 197 238 272 280 340 394 476 560 595 680 788 952 985 1190 1360 1379 1576 1904 1970 2380 2758 3152 3349 3940 4760 5516 6698 6895 7880 9520 11032 13396 13790 15760 16103 16745 22064 23443 26792 27580 32206 33490 46886 53584 55160 64412 66980 80515 93772 110320 112721 117215 128824 133960 161030 187544 225442 234430 257648 267920 273751 322060 375088 450884 468860 547502 563605 644120 901768 937720 1095004 1127210 1288240 1368755 1803536 1875440 1916257 2190008 2254420 2737510 3172291 3832514 4380016 4508840 5475020 6344582 7665028 9017680 9581285 10950040 12689164 15330056 15861455 19162570 21900080 22206037 25378328 30660112 31722910 38325140 44412074 50756656 53928947 63445820 76650280 88824148 107857894 111030185 126891640 153300560 177648296 215715788 222060370 253783280 269644735 355296592 377502629 431431576 444120740 539289470 755005258 862863152 888241480 1078578940 1510010516 1776482960 1887513145 2157157880 3020021032 3775026290 4314315760 6040042064 7550052580 15100105160 30200210320