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12066801 = 35776971
BaseRepresentation
bin101110000001…
…111111110001
3211201001112120
4232001333301
511042114201
61110344453
7204365115
oct56017761
924631476
1012066801
1168a1a6a
12405b129
132666526
141861745
1510d5536
hexb81ff1

12066801 has 8 divisors (see below), whose sum is σ = 16119264. Its totient is φ = 8029440.

The previous prime is 12066799. The next prime is 12066809. The reversal of 12066801 is 10866021.

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

It is not a de Polignac number, because 12066801 - 21 = 12066799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12066809) 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, 1755 + ... + 5216.

It is an arithmetic number, because the mean of its divisors is an integer number (2014908).

Almost surely, 212066801 is an apocalyptic number.

It is an amenable number.

12066801 is a deficient number, since it is larger than the sum of its proper divisors (4052463).

12066801 is an equidigital number, since it uses as much as digits as its factorization.

12066801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7551.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 12066801 is about 3473.7301276870. The cubic root of 12066801 is about 229.3668851799.

It can be divided in two parts, 1206680 and 1, that added together give a triangular number (1206681 = T1553).

The spelling of 12066801 in words is "twelve million, sixty-six thousand, eight hundred one".

Divisors: 1 3 577 1731 6971 20913 4022267 12066801