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12259630 = 251225963
BaseRepresentation
bin101110110001…
…000100101110
3212001212001101
4232301010232
511114302010
61114433314
7206130235
oct56610456
925055041
1012259630
116a13929
12413283a
132703226
1418b1b1c
15112273a
hexbb112e

12259630 has 8 divisors (see below), whose sum is σ = 22067352. Its totient is φ = 4903848.

The previous prime is 12259627. The next prime is 12259631. The reversal of 12259630 is 3695221.

12259630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12259631) 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, 612972 + ... + 612991.

It is an arithmetic number, because the mean of its divisors is an integer number (2758419).

Almost surely, 212259630 is an apocalyptic number.

12259630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12259630 is a deficient number, since it is larger than the sum of its proper divisors (9807722).

12259630 is a wasteful number, since it uses less digits than its factorization.

12259630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225970.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 12259630 is about 3501.3754440220. The cubic root of 12259630 is about 230.5822049054.

The spelling of 12259630 in words is "twelve million, two hundred fifty-nine thousand, six hundred thirty".

Divisors: 1 2 5 10 1225963 2451926 6129815 12259630