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230205626 = 2728572741
BaseRepresentation
bin11011011100010…
…10100010111010
3121001011122202022
431232022202322
5432413040001
634502034442
75463500300
oct1556124272
9531148668
10230205626
11108a43992
1265118a22
1338901a61
1422806270
151532411b
hexdb8a8ba

230205626 has 24 divisors (see below), whose sum is σ = 402300756. Its totient is φ = 98508480.

The previous prime is 230205589. The next prime is 230205629. The reversal of 230205626 is 626502032.

It can be written as a sum of positive squares in 2 ways, for example, as 225030001 + 5175625 = 15001^2 + 2275^2 .

It is a junction number, because it is equal to n+sod(n) for n = 230205595 and 230205604.

It is not an unprimeable number, because it can be changed into a prime (230205629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82616 + ... + 85356.

Almost surely, 2230205626 is an apocalyptic number.

230205626 is a deficient number, since it is larger than the sum of its proper divisors (172095130).

230205626 is a wasteful number, since it uses less digits than its factorization.

230205626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3614 (or 3607 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 230205626 is about 15172.5286620260. The cubic root of 230205626 is about 612.8751008500.

Adding to 230205626 its reverse (626502032), we get a palindrome (856707658).

The spelling of 230205626 in words is "two hundred thirty million, two hundred five thousand, six hundred twenty-six".

Divisors: 1 2 7 14 49 98 857 1714 2741 5482 5999 11998 19187 38374 41993 83986 134309 268618 2349037 4698074 16443259 32886518 115102813 230205626