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230527860 = 223512730253
BaseRepresentation
bin11011011110110…
…01001101110100
3121001210000202220
431233121031310
5433003342420
634513002340
75466311613
oct1557311564
9531700686
10230527860
11109143aa2
12652533b0
13389b5624
142288b87a
1515389840
hexdbd9374

230527860 has 48 divisors (see below), whose sum is σ = 650582016. Its totient is φ = 60988032.

The previous prime is 230527853. The next prime is 230527877. The reversal of 230527860 is 68725032.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 7507 + ... + 22746.

It is an arithmetic number, because the mean of its divisors is an integer number (13553792).

Almost surely, 2230527860 is an apocalyptic number.

230527860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230527860 is an abundant number, since it is smaller than the sum of its proper divisors (420054156).

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

230527860 is a wasteful number, since it uses less digits than its factorization.

230527860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30392 (or 30390 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 230527860 is about 15183.1439432023. The cubic root of 230527860 is about 613.1609280965.

The spelling of 230527860 in words is "two hundred thirty million, five hundred twenty-seven thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 127 254 381 508 635 762 1270 1524 1905 2540 3810 7620 30253 60506 90759 121012 151265 181518 302530 363036 453795 605060 907590 1815180 3842131 7684262 11526393 15368524 19210655 23052786 38421310 46105572 57631965 76842620 115263930 230527860