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213092067 = 3131542219
BaseRepresentation
bin11001011001110…
…00011011100011
3112211222012100210
430230320123203
5414022421232
633051145203
75165152446
oct1454703343
9484865323
10213092067
11aa315251
125b445203
13351bc3a6
142042d65d
1513a935cc
hexcb386e3

213092067 has 8 divisors (see below), whose sum is σ = 286292160. Its totient is φ = 140976680.

The previous prime is 213092063. The next prime is 213092069. The reversal of 213092067 is 760290312.

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 213092067 - 22 = 213092063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213092063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270717 + ... + 271502.

It is an arithmetic number, because the mean of its divisors is an integer number (35786520).

Almost surely, 2213092067 is an apocalyptic number.

213092067 is a deficient number, since it is larger than the sum of its proper divisors (73200093).

213092067 is a wasteful number, since it uses less digits than its factorization.

213092067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542353.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 213092067 is about 14597.6733420090. The cubic root of 213092067 is about 597.2952953865.

The spelling of 213092067 in words is "two hundred thirteen million, ninety-two thousand, sixty-seven".

Divisors: 1 3 131 393 542219 1626657 71030689 213092067