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206614456153 = 7162171820087
BaseRepresentation
bin1100000001101100101…
…1100110011101011001
3201202022022112212112221
43000123023212131121
511341121300044103
6234530052504041
720633045620510
oct3003313463531
9652268485487
10206614456153
117a696523a96
123406291b021
13166397a5761
14a00075b677
155593ed31bd
hex301b2e6759

206614456153 has 8 divisors (see below), whose sum is σ = 236145497472. Its totient is φ = 177087087456.

The previous prime is 206614456141. The next prime is 206614456171. The reversal of 206614456153 is 351654416602.

206614456153 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 cyclic number.

It is not a de Polignac number, because 206614456153 - 217 = 206614325081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206614456123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796525 + ... + 1023562.

It is an arithmetic number, because the mean of its divisors is an integer number (29518187184).

Almost surely, 2206614456153 is an apocalyptic number.

It is an amenable number.

206614456153 is a deficient number, since it is larger than the sum of its proper divisors (29531041319).

206614456153 is a wasteful number, since it uses less digits than its factorization.

206614456153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836311.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 206614456153 in words is "two hundred six billion, six hundred fourteen million, four hundred fifty-six thousand, one hundred fifty-three".

Divisors: 1 7 16217 113519 1820087 12740609 29516350879 206614456153