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12250353 = 317240203
BaseRepresentation
bin101110101110…
…110011110001
3212001101022210
4232232303301
511114002403
61114322333
7206061213
oct56566361
925041283
1012250353
116a07965
1241293a9
1326cbc3b
1418ac5b3
15111eb03
hexbaecf1

12250353 has 8 divisors (see below), whose sum is σ = 17294688. Its totient is φ = 7686464.

The previous prime is 12250339. The next prime is 12250369. The reversal of 12250353 is 35305221.

12250353 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12250353 - 25 = 12250321 is a prime.

It is a super-2 number, since 2×122503532 = 300142297249218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12250373) 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, 120051 + ... + 120152.

It is an arithmetic number, because the mean of its divisors is an integer number (2161836).

Almost surely, 212250353 is an apocalyptic number.

It is an amenable number.

12250353 is a deficient number, since it is larger than the sum of its proper divisors (5044335).

12250353 is a wasteful number, since it uses less digits than its factorization.

12250353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240223.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 12250353 is about 3500.0504282081. The cubic root of 12250353 is about 230.5240288456.

Adding to 12250353 its reverse (35305221), we get a palindrome (47555574).

The spelling of 12250353 in words is "twelve million, two hundred fifty thousand, three hundred fifty-three".

Divisors: 1 3 17 51 240203 720609 4083451 12250353