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12004797 = 37571657
BaseRepresentation
bin101101110010…
…110110111101
3211120220111010
4231302312331
511033123142
61105145433
7204016260
oct55626675
924526433
1012004797
11685a422
12402b279
13264423c
141846cd7
1510c1e9c
hexb72dbd

12004797 has 8 divisors (see below), whose sum is σ = 18293056. Its totient is φ = 6859872.

The previous prime is 12004763. The next prime is 12004799. The reversal of 12004797 is 79740021.

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

It is not a de Polignac number, because 12004797 - 220 = 10956221 is a prime.

It is a super-2 number, since 2×120047972 = 288230302022418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004799) 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, 285808 + ... + 285849.

It is an arithmetic number, because the mean of its divisors is an integer number (2286632).

Almost surely, 212004797 is an apocalyptic number.

It is an amenable number.

12004797 is a deficient number, since it is larger than the sum of its proper divisors (6288259).

12004797 is an equidigital number, since it uses as much as digits as its factorization.

12004797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571667.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 12004797 is about 3464.7939332665. The cubic root of 12004797 is about 228.9733510811.

The spelling of 12004797 in words is "twelve million, four thousand, seven hundred ninety-seven".

Divisors: 1 3 7 21 571657 1714971 4001599 12004797