Search a number
-
+
230644410 = 2358578971
BaseRepresentation
bin11011011111101…
…01101010111010
3121001222221122120
431233311222322
5433021110120
634515302110
75500305453
oct1557655272
9531887576
10230644410
11109213617
12652aa936
1338a266a9
14228bc12a
15153ae140
hexdbf5aba

230644410 has 32 divisors (see below), whose sum is σ = 554254272. Its totient is φ = 61426560.

The previous prime is 230644409. The next prime is 230644411. The reversal of 230644410 is 14446032.

It is an interprime number because it is at equal distance from previous prime (230644409) and next prime (230644411).

It is not an unprimeable number, because it can be changed into a prime (230644411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21225 + ... + 30195.

It is an arithmetic number, because the mean of its divisors is an integer number (17320446).

Almost surely, 2230644410 is an apocalyptic number.

230644410 is an abundant number, since it is smaller than the sum of its proper divisors (323609862).

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

230644410 is a wasteful number, since it uses less digits than its factorization.

230644410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9838.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 230644410 is about 15186.9815960908. The cubic root of 230644410 is about 613.2642444101.

The spelling of 230644410 in words is "two hundred thirty million, six hundred forty-four thousand, four hundred ten".

Divisors: 1 2 3 5 6 10 15 30 857 1714 2571 4285 5142 8570 8971 12855 17942 25710 26913 44855 53826 89710 134565 269130 7688147 15376294 23064441 38440735 46128882 76881470 115322205 230644410