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12665063414 = 219732144831
BaseRepresentation
bin10111100101110010…
…11000011111110110
31012200122112212211202
423302321120133312
5201414224012124
65452424132502
7625565156063
oct136271303766
935618485752
1012665063414
11540a109663
122555607132
13126ab90c83
1488209dc6a
154e1d415ae
hex2f2e587f6

12665063414 has 8 divisors (see below), whose sum is σ = 19094030208. Its totient is φ = 6300386680.

The previous prime is 12665063381. The next prime is 12665063417. The reversal of 12665063414 is 41436056621.

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 (12665063417) 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, 16072022 + ... + 16072809.

It is an arithmetic number, because the mean of its divisors is an integer number (2386753776).

Almost surely, 212665063414 is an apocalyptic number.

12665063414 is a deficient number, since it is larger than the sum of its proper divisors (6428966794).

12665063414 is a wasteful number, since it uses less digits than its factorization.

12665063414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32145030.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 12665063414 in words is "twelve billion, six hundred sixty-five million, sixty-three thousand, four hundred fourteen".

Divisors: 1 2 197 394 32144831 64289662 6332531707 12665063414