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215068059359 = 397541733147
BaseRepresentation
bin1100100001001100001…
…1100010011011011111
3202120010110111102001222
43020103003202123133
512010424410344414
6242444554523555
721352405225136
oct3102303423337
9676113442058
10215068059359
118323434921a
1235821a365bb
1317385ca762a
14a5a338091d
1558db22e68e
hex32130e26df

215068059359 has 4 divisors (see below), whose sum is σ = 215609792904. Its totient is φ = 214526325816.

The previous prime is 215068059331. The next prime is 215068059373. The reversal of 215068059359 is 953950860512.

215068059359 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 215068059359 - 228 = 214799623903 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 215068059359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215068059319) 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 3 ways as a sum of consecutive naturals, for example, 270866177 + ... + 270866970.

It is an arithmetic number, because the mean of its divisors is an integer number (53902448226).

Almost surely, 2215068059359 is an apocalyptic number.

215068059359 is a deficient number, since it is larger than the sum of its proper divisors (541733545).

215068059359 is an equidigital number, since it uses as much as digits as its factorization.

215068059359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541733544.

The product of its (nonzero) digits is 2916000, while the sum is 53.

The spelling of 215068059359 in words is "two hundred fifteen billion, sixty-eight million, fifty-nine thousand, three hundred fifty-nine".

Divisors: 1 397 541733147 215068059359