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12434030 = 257237723
BaseRepresentation
bin101111011011…
…101001101110
3212101201021122
4233123221232
511140342110
61122300542
7210454550
oct57335156
925351248
1012434030
117022964
1241b7752
13276471b
1419194d0
151159255
hexbdba6e

12434030 has 32 divisors (see below), whose sum is σ = 26694144. Its totient is φ = 4077216.

The previous prime is 12434027. The next prime is 12434033. The reversal of 12434030 is 3043421.

It is an interprime number because it is at equal distance from previous prime (12434027) and next prime (12434033).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12434033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2252 + ... + 5471.

It is an arithmetic number, because the mean of its divisors is an integer number (834192).

Almost surely, 212434030 is an apocalyptic number.

12434030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12434030 is an abundant number, since it is smaller than the sum of its proper divisors (14260114).

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

12434030 is a wasteful number, since it uses less digits than its factorization.

12434030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7760.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 12434030 is about 3526.1919970416. The cubic root of 12434030 is about 231.6704471776.

Adding to 12434030 its reverse (3043421), we get a palindrome (15477451).

The spelling of 12434030 in words is "twelve million, four hundred thirty-four thousand, thirty".

Divisors: 1 2 5 7 10 14 23 35 46 70 115 161 230 322 805 1610 7723 15446 38615 54061 77230 108122 177629 270305 355258 540610 888145 1243403 1776290 2486806 6217015 12434030