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12716434 = 219334643
BaseRepresentation
bin110000100000…
…100110010010
3212221001200001
4300200212102
511223411214
61132320214
7213042103
oct60404622
925831601
1012716434
1171a6055
12431306a
132833123
1419903aa
1511b2c74
hexc20992

12716434 has 8 divisors (see below), whose sum is σ = 20078640. Its totient is φ = 6023556.

The previous prime is 12716423. The next prime is 12716467. The reversal of 12716434 is 43461721.

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

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, 167284 + ... + 167359.

It is an arithmetic number, because the mean of its divisors is an integer number (2509830).

Almost surely, 212716434 is an apocalyptic number.

12716434 is a deficient number, since it is larger than the sum of its proper divisors (7362206).

12716434 is a wasteful number, since it uses less digits than its factorization.

12716434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334664.

The product of its digits is 4032, while the sum is 28.

The square root of 12716434 is about 3566.0109366069. The cubic root of 12716434 is about 233.4112479028.

It can be divided in two parts, 127 and 16434, that added together give a palindrome (16561).

The spelling of 12716434 in words is "twelve million, seven hundred sixteen thousand, four hundred thirty-four".

Divisors: 1 2 19 38 334643 669286 6358217 12716434