Search a number
-
+
230431342 = 2232433503
BaseRepresentation
bin11011011110000…
…01101001101110
3121001121010101011
431233001221232
5432442300332
634510535434
75465430331
oct1557015156
9531533334
10230431342
11109088529
126520757a
133898070b
1422864618
151536ae47
hexdbc1a6e

230431342 has 24 divisors (see below), whose sum is σ = 362883024. Its totient is φ = 109733184.

The previous prime is 230431337. The next prime is 230431363. The reversal of 230431342 is 243134032.

It is a happy number.

It is a congruent number.

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, 457863 + ... + 458365.

It is an arithmetic number, because the mean of its divisors is an integer number (15120126).

Almost surely, 2230431342 is an apocalyptic number.

230431342 is a deficient number, since it is larger than the sum of its proper divisors (132451682).

230431342 is a wasteful number, since it uses less digits than its factorization.

230431342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984 (or 961 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 230431342 is about 15179.9651514752. The cubic root of 230431342 is about 613.0753428839.

Adding to 230431342 its reverse (243134032), we get a palindrome (473565374).

The spelling of 230431342 in words is "two hundred thirty million, four hundred thirty-one thousand, three hundred forty-two".

Divisors: 1 2 23 46 433 503 529 866 1006 1058 9959 11569 19918 23138 217799 229057 266087 435598 458114 532174 5009377 10018754 115215671 230431342