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12620083 = 79111979
BaseRepresentation
bin110000001001…
…000100110011
3212202011111111
4300021010303
511212320313
61130254151
7212161150
oct60110463
925664444
1012620083
11713a723
124287357
1327cb308
141967227
15119443d
hexc09133

12620083 has 8 divisors (see below), whose sum is σ = 14446080. Its totient is φ = 10799880.

The previous prime is 12620063. The next prime is 12620119. The reversal of 12620083 is 38002621.

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

It is not a de Polignac number, because 12620083 - 213 = 12611891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12620063) 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, 5388 + ... + 7366.

It is an arithmetic number, because the mean of its divisors is an integer number (1805760).

Almost surely, 212620083 is an apocalyptic number.

12620083 is a deficient number, since it is larger than the sum of its proper divisors (1825997).

12620083 is an equidigital number, since it uses as much as digits as its factorization.

12620083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 12620083 is about 3552.4756156799. The cubic root of 12620083 is about 232.8202424013.

The spelling of 12620083 in words is "twelve million, six hundred twenty thousand, eighty-three".

Divisors: 1 7 911 1979 6377 13853 1802869 12620083