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230511010 = 252572349
BaseRepresentation
bin11011011110101…
…01000110100010
3121001202011122211
431233111012202
5433002323020
634512352334
75466211522
oct1557250642
9531664584
10230511010
11109132374
12652456aa
13389aaa62
1422885682
151538485a
hexdbd51a2

230511010 has 24 divisors (see below), whose sum is σ = 417734100. Its totient is φ = 91582464.

The previous prime is 230510981. The next prime is 230511101. The reversal of 230511010 is 10115032.

It can be written as a sum of positive squares in 6 ways, for example, as 229249881 + 1261129 = 15141^2 + 1123^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 660316 + ... + 660664.

Almost surely, 2230511010 is an apocalyptic number.

230511010 is a deficient number, since it is larger than the sum of its proper divisors (187223090).

230511010 is an equidigital number, since it uses as much as digits as its factorization.

230511010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870 (or 613 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 230511010 is about 15182.5890413987. The cubic root of 230511010 is about 613.1459884512.

Adding to 230511010 its reverse (10115032), we get a palindrome (240626042).

The spelling of 230511010 in words is "two hundred thirty million, five hundred eleven thousand, ten".

Divisors: 1 2 5 10 257 349 514 698 1285 1745 2570 3490 66049 89693 132098 179386 330245 448465 660490 896930 23051101 46102202 115255505 230511010