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206833148368 = 24711211795659
BaseRepresentation
bin1100000010100000110…
…1110110000111010000
3201202212120001120212121
43000220031312013100
511342043241221433
6235003504104024
720641342516240
oct3005015660720
9652776046777
10206833148368
117a798a13760
1234104005014
1316672ba5b32
14a021807b20
1555a82d0c2d
hex30283761d0

206833148368 has 80 divisors (see below), whose sum is σ = 501991441920. Its totient is φ = 80202326400.

The previous prime is 206833148339. The next prime is 206833148383. The reversal of 206833148368 is 863841338602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137878 + ... + 657781.

It is an arithmetic number, because the mean of its divisors is an integer number (6274893024).

Almost surely, 2206833148368 is an apocalyptic number.

206833148368 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

206833148368 is an abundant number, since it is smaller than the sum of its proper divisors (295158293552).

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

206833148368 is a wasteful number, since it uses less digits than its factorization.

206833148368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795896 (or 795890 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 52.

The spelling of 206833148368 in words is "two hundred six billion, eight hundred thirty-three million, one hundred forty-eight thousand, three hundred sixty-eight".

Divisors: 1 2 4 7 8 11 14 16 22 28 44 56 77 88 112 154 176 211 308 422 616 844 1232 1477 1688 2321 2954 3376 4642 5908 9284 11816 16247 18568 23632 32494 37136 64988 129976 259952 795659 1591318 3182636 5569613 6365272 8752249 11139226 12730544 17504498 22278452 35008996 44556904 61265743 70017992 89113808 122531486 140035984 167884049 245062972 335768098 490125944 671536196 980251888 1175188343 1343072392 1846724539 2350376686 2686144784 3693449078 4700753372 7386898156 9401506744 12927071773 14773796312 18803013488 25854143546 29547592624 51708287092 103416574184 206833148368