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213033153 = 3233087437
BaseRepresentation
bin11001011001010…
…10000011000001
3112211212012112210
430230222003001
5414014030103
633050012333
75164515624
oct1454520301
9484765483
10213033153
11aa284a63
125b4170a9
133519b628
1420415dbb
1513a80e03
hexcb2a0c1

213033153 has 8 divisors (see below), whose sum is σ = 296394048. Its totient is φ = 135847184.

The previous prime is 213033151. The next prime is 213033173. The reversal of 213033153 is 351330312.

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 213033153 - 21 = 213033151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213033151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1543650 + ... + 1543787.

It is an arithmetic number, because the mean of its divisors is an integer number (37049256).

Almost surely, 2213033153 is an apocalyptic number.

213033153 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

213033153 is a deficient number, since it is larger than the sum of its proper divisors (83360895).

213033153 is a wasteful number, since it uses less digits than its factorization.

213033153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3087463.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 213033153 is about 14595.6552781984. The cubic root of 213033153 is about 597.2402451618.

Adding to 213033153 its reverse (351330312), we get a palindrome (564363465).

The spelling of 213033153 in words is "two hundred thirteen million, thirty-three thousand, one hundred fifty-three".

Divisors: 1 3 23 69 3087437 9262311 71011051 213033153