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12475823 = 10121223
BaseRepresentation
bin101111100101…
…110110101111
3212110211121112
4233211312233
511143211243
61123222235
7211020443
oct57456657
925424545
1012475823
1170512a8
12421797b
13277a759
14192a823
151166818
hexbe5daf

12475823 has 6 divisors (see below), whose sum is σ = 12610872. Its totient is φ = 12342200.

The previous prime is 12475817. The next prime is 12475831. The reversal of 12475823 is 32857421.

It is not a de Polignac number, because 12475823 - 214 = 12459439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12475823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12475873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9590 + ... + 10812.

It is an arithmetic number, because the mean of its divisors is an integer number (2101812).

Almost surely, 212475823 is an apocalyptic number.

12475823 is a deficient number, since it is larger than the sum of its proper divisors (135049).

12475823 is an equidigital number, since it uses as much as digits as its factorization.

12475823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425 (or 1324 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 12475823 is about 3532.1131069092. The cubic root of 12475823 is about 231.9297188522.

The spelling of 12475823 in words is "twelve million, four hundred seventy-five thousand, eight hundred twenty-three".

Divisors: 1 101 1223 10201 123523 12475823