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12606054040257 = 318232305001653
BaseRepresentation
bin1011011101110001001101…
…0111111000001011000001
31122122010102120200021020220
42313130103113320023001
53123014144313242012
642451050303253253
72440520525241456
oct267342327701301
948563376607226
1012606054040257
114020219959457
1214b7179baa229
13705990687222
143181c9cdb82d
1516cda44ed08c
hexb77135f82c1

12606054040257 has 8 divisors (see below), whose sum is σ = 16817292067584. Its totient is φ = 8399426019888.

The previous prime is 12606054040247. The next prime is 12606054040273. The reversal of 12606054040257 is 75204045060621.

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

It is not a de Polignac number, because 12606054040257 - 210 = 12606054039233 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (12606054040207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152495358 + ... + 1152506295.

It is an arithmetic number, because the mean of its divisors is an integer number (2102161508448).

Almost surely, 212606054040257 is an apocalyptic number.

It is an amenable number.

12606054040257 is a deficient number, since it is larger than the sum of its proper divisors (4211238027327).

12606054040257 is a wasteful number, since it uses less digits than its factorization.

12606054040257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305003479.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 12606054040257 in words is "twelve trillion, six hundred six billion, fifty-four million, forty thousand, two hundred fifty-seven".

Divisors: 1 3 1823 5469 2305001653 6915004959 4202018013419 12606054040257