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12074290 = 251207429
BaseRepresentation
bin101110000011…
…110100110010
3211201102210221
4232003310302
511042334130
61110443254
7204426004
oct56036462
924642727
1012074290
1168a7658
12406352a
132669a67
141864374
1510d787a
hexb83d32

12074290 has 8 divisors (see below), whose sum is σ = 21733740. Its totient is φ = 4829712.

The previous prime is 12074263. The next prime is 12074297. The reversal of 12074290 is 9247021.

12074290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11363641 + 710649 = 3371^2 + 843^2 .

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

It is not an unprimeable number, because it can be changed into a prime (12074297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603705 + ... + 603724.

Almost surely, 212074290 is an apocalyptic number.

12074290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12074290 is a deficient number, since it is larger than the sum of its proper divisors (9659450).

12074290 is a wasteful number, since it uses less digits than its factorization.

12074290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207436.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 12074290 is about 3474.8079083598. The cubic root of 12074290 is about 229.4143259051.

The spelling of 12074290 in words is "twelve million, seventy-four thousand, two hundred ninety".

Divisors: 1 2 5 10 1207429 2414858 6037145 12074290