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12532434 = 2317122867
BaseRepresentation
bin101111110011…
…101011010010
3212120201021020
4233303223102
511202014214
61124340310
7211344465
oct57635322
925521236
1012532434
11708a892
124244696
13279a455
1419432dc
1511784a9
hexbf3ad2

12532434 has 16 divisors (see below), whose sum is σ = 26539488. Its totient is φ = 3931712.

The previous prime is 12532397. The next prime is 12532439. The reversal of 12532434 is 43423521.

It is not an unprimeable number, because it can be changed into a prime (12532439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61332 + ... + 61535.

It is an arithmetic number, because the mean of its divisors is an integer number (1658718).

Almost surely, 212532434 is an apocalyptic number.

12532434 is an abundant number, since it is smaller than the sum of its proper divisors (14007054).

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

12532434 is a wasteful number, since it uses less digits than its factorization.

12532434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122889.

The product of its digits is 2880, while the sum is 24.

The square root of 12532434 is about 3540.1177946503. The cubic root of 12532434 is about 232.2799953766.

Adding to 12532434 its reverse (43423521), we get a palindrome (55955955).

The spelling of 12532434 in words is "twelve million, five hundred thirty-two thousand, four hundred thirty-four".

Divisors: 1 2 3 6 17 34 51 102 122867 245734 368601 737202 2088739 4177478 6266217 12532434