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12925300 = 2252294457
BaseRepresentation
bin110001010011…
…100101110100
3220022200011211
4301103211310
511302102200
61141011204
7214602043
oct61234564
926280154
1012925300
117328a73
1243b3b04
1328a720b
141a0655a
151204aba
hexc53974

12925300 has 36 divisors (see below), whose sum is σ = 29021580. Its totient is φ = 4990720.

The previous prime is 12925277. The next prime is 12925309. The reversal of 12925300 is 352921.

12925300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 8464 + 12916836 = 92^2 + 3594^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12925309) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 672 + ... + 5128.

It is an arithmetic number, because the mean of its divisors is an integer number (806155).

Almost surely, 212925300 is an apocalyptic number.

12925300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12925300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14510790).

12925300 is an abundant number, since it is smaller than the sum of its proper divisors (16096280).

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

12925300 is a wasteful number, since it uses less digits than its factorization.

12925300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500 (or 4493 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 12925300 is about 3595.1773252511. The cubic root of 12925300 is about 234.6822323453.

It can be divided in two parts, 12925 and 300, that added together give a square (13225 = 1152).

The spelling of 12925300 in words is "twelve million, nine hundred twenty-five thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 29 50 58 100 116 145 290 580 725 1450 2900 4457 8914 17828 22285 44570 89140 111425 129253 222850 258506 445700 517012 646265 1292530 2585060 3231325 6462650 12925300