Search a number
-
+
230203302 = 23735315527
BaseRepresentation
bin11011011100010…
…01111110100110
3121001011112120020
431232021332212
5432413001202
634502020010
75463460440
oct1556117646
9531145506
10230203302
11108a4216a
1265117606
1338900994
1422805490
15153235bc
hexdb89fa6

230203302 has 32 divisors (see below), whose sum is σ = 527703552. Its totient is φ = 65581824.

The previous prime is 230203289. The next prime is 230203339. The reversal of 230203302 is 203302032.

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, 7063 + ... + 22589.

It is an arithmetic number, because the mean of its divisors is an integer number (16490736).

Almost surely, 2230203302 is an apocalyptic number.

230203302 is an abundant number, since it is smaller than the sum of its proper divisors (297500250).

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

230203302 is a wasteful number, since it uses less digits than its factorization.

230203302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15892.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 230203302 is about 15172.4520760489. The cubic root of 230203302 is about 612.8730384525.

Adding to 230203302 its reverse (203302032), we get a palindrome (433505334).

The spelling of 230203302 in words is "two hundred thirty million, two hundred three thousand, three hundred two".

Divisors: 1 2 3 6 7 14 21 42 353 706 1059 2118 2471 4942 7413 14826 15527 31054 46581 93162 108689 217378 326067 652134 5481031 10962062 16443093 32886186 38367217 76734434 115101651 230203302