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27052780230 = 23257311385191
BaseRepresentation
bin11001001100011110…
…001010101011000110
32120211100120121220100
4121030132022223012
5420401002431410
620232230544530
71645251560250
oct311436125306
976740517810
1027052780230
1110522653213
1252abb08146
132721900588
141448c60cd0
15a8500d8c0
hex64c78aac6

27052780230 has 96 divisors (see below), whose sum is σ = 82978541568. Its totient is φ = 5984020800.

The previous prime is 27052780207. The next prime is 27052780231. The reversal of 27052780230 is 3208725072.

It is a happy number.

27052780230 is a `hidden beast` number, since 27 + 0 + 527 + 80 + 2 + 30 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27052780231) 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 47 ways as a sum of consecutive naturals, for example, 673066 + ... + 712125.

It is an arithmetic number, because the mean of its divisors is an integer number (864359808).

Almost surely, 227052780230 is an apocalyptic number.

27052780230 is an abundant number, since it is smaller than the sum of its proper divisors (55925761338).

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

27052780230 is a wasteful number, since it uses less digits than its factorization.

27052780230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385242 (or 1385239 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The spelling of 27052780230 in words is "twenty-seven billion, fifty-two million, seven hundred eighty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 31 35 42 45 62 63 70 90 93 105 126 155 186 210 217 279 310 315 434 465 558 630 651 930 1085 1302 1395 1953 2170 2790 3255 3906 6510 9765 19530 1385191 2770382 4155573 6925955 8311146 9696337 12466719 13851910 19392674 20777865 24933438 29089011 41555730 42940921 48481685 58178022 62333595 85881842 87267033 96963370 124667190 128822763 145445055 174534066 214704605 257645526 290890110 300586447 386468289 429409210 436335165 601172894 644113815 772936578 872670330 901759341 1288227630 1502932235 1803518682 1932341445 2705278023 3005864470 3864682890 4508796705 5410556046 9017593410 13526390115 27052780230