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230104406 = 2737795623
BaseRepresentation
bin11011011011100…
…01110101010110
3121000222111220102
431231301311112
5432401320111
634455534102
75462566220
oct1555616526
9530874812
10230104406
11108984934
126508a332
133889796c
14227bb410
151530413b
hexdb71d56

230104406 has 32 divisors (see below), whose sum is σ = 410327040. Its totient is φ = 94719456.

The previous prime is 230104403. The next prime is 230104409. The reversal of 230104406 is 604401032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (230104403) and next prime (230104409).

It is a super-2 number, since 2×2301044062 = 105896075321225672, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230104403) by changing a digit.

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, 38111 + ... + 43733.

It is an arithmetic number, because the mean of its divisors is an integer number (12822720).

Almost surely, 2230104406 is an apocalyptic number.

230104406 is a deficient number, since it is larger than the sum of its proper divisors (180222634).

230104406 is a wasteful number, since it uses less digits than its factorization.

230104406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5748.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 230104406 is about 15169.1926614438. The cubic root of 230104406 is about 612.7852618755.

Adding to 230104406 its reverse (604401032), we get a palindrome (834505438).

The spelling of 230104406 in words is "two hundred thirty million, one hundred four thousand, four hundred six".

Divisors: 1 2 7 14 37 74 79 158 259 518 553 1106 2923 5623 5846 11246 20461 39361 40922 78722 208051 416102 444217 888434 1456357 2912714 3109519 6219038 16436029 32872058 115052203 230104406