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12830595 = 35855373
BaseRepresentation
bin110000111100…
…011110000011
3220010212021020
4300330132003
511241034340
61135000523
7214025661
oct60743603
926125236
1012830595
1172738a8
124369143
13287308b
1419bdc31
1511d69d0
hexc3c783

12830595 has 8 divisors (see below), whose sum is σ = 20528976. Its totient is φ = 6842976.

The previous prime is 12830593. The next prime is 12830617. The reversal of 12830595 is 59503821.

12830595 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 not a de Polignac number, because 12830595 - 21 = 12830593 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (12830591) 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, 427672 + ... + 427701.

It is an arithmetic number, because the mean of its divisors is an integer number (2566122).

Almost surely, 212830595 is an apocalyptic number.

12830595 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12830595 is a deficient number, since it is larger than the sum of its proper divisors (7698381).

12830595 is an equidigital number, since it uses as much as digits as its factorization.

12830595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855381.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 12830595 is about 3581.9819932546. The cubic root of 12830595 is about 234.1076464323.

The spelling of 12830595 in words is "twelve million, eight hundred thirty thousand, five hundred ninety-five".

Divisors: 1 3 5 15 855373 2566119 4276865 12830595