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12041390 = 251204139
BaseRepresentation
bin101101111011…
…110010101110
3211122202200102
4231323302232
511040311030
61110031102
7204231044
oct55736256
924582612
1012041390
116884969
124048492
132657aaa
141856394
1510ccc45
hexb7bcae

12041390 has 8 divisors (see below), whose sum is σ = 21674520. Its totient is φ = 4816552.

The previous prime is 12041377. The next prime is 12041401. The reversal of 12041390 is 9314021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602060 + ... + 602079.

It is an arithmetic number, because the mean of its divisors is an integer number (2709315).

Almost surely, 212041390 is an apocalyptic number.

12041390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12041390 is a deficient number, since it is larger than the sum of its proper divisors (9633130).

12041390 is a wasteful number, since it uses less digits than its factorization.

12041390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204146.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 12041390 is about 3470.0706044690. The cubic root of 12041390 is about 229.2057671391.

The spelling of 12041390 in words is "twelve million, forty-one thousand, three hundred ninety".

Divisors: 1 2 5 10 1204139 2408278 6020695 12041390