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12248153 = 47421619
BaseRepresentation
bin101110101110…
…010001011001
3212001021022022
4232232101121
511113420103
61114304225
7206051621
oct56562131
925037268
1012248153
116a06245
124128075
1326cac38
1418ab881
15111e138
hexbae459

12248153 has 8 divisors (see below), whose sum is σ = 12558720. Its totient is φ = 11939760.

The previous prime is 12248149. The next prime is 12248191. The reversal of 12248153 is 35184221.

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 12248153 - 22 = 12248149 is a prime.

It is a super-2 number, since 2×122481532 = 300034503822818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12248123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19478 + ... + 20096.

It is an arithmetic number, because the mean of its divisors is an integer number (1569840).

Almost surely, 212248153 is an apocalyptic number.

It is an amenable number.

12248153 is a deficient number, since it is larger than the sum of its proper divisors (310567).

12248153 is an equidigital number, since it uses as much as digits as its factorization.

12248153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087.

The product of its digits is 1920, while the sum is 26.

The square root of 12248153 is about 3499.7361329106. The cubic root of 12248153 is about 230.5102283392.

The spelling of 12248153 in words is "twelve million, two hundred forty-eight thousand, one hundred fifty-three".

Divisors: 1 47 421 619 19787 29093 260599 12248153