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12871342 = 211585061
BaseRepresentation
bin110001000110…
…011010101110
3220012221011101
4301012122232
511243340332
61135513314
7214255531
oct61063256
926187141
1012871342
1172a1480
12438883a
1328887a3
1419d0a18
1511e3ae7
hexc466ae

12871342 has 8 divisors (see below), whose sum is σ = 21062232. Its totient is φ = 5850600.

The previous prime is 12871333. The next prime is 12871361. The reversal of 12871342 is 24317821.

12871342 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 self number, because there is not a number n which added to its sum of digits gives 12871342.

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, 292509 + ... + 292552.

It is an arithmetic number, because the mean of its divisors is an integer number (2632779).

Almost surely, 212871342 is an apocalyptic number.

12871342 is a deficient number, since it is larger than the sum of its proper divisors (8190890).

12871342 is a wasteful number, since it uses less digits than its factorization.

12871342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585074.

The product of its digits is 2688, while the sum is 28.

The square root of 12871342 is about 3587.6652575178. The cubic root of 12871342 is about 234.3552084503.

The spelling of 12871342 in words is "twelve million, eight hundred seventy-one thousand, three hundred forty-two".

Divisors: 1 2 11 22 585061 1170122 6435671 12871342