Base | Representation |
---|---|
bin | 11001011010100… |
… | …11100000001011 |
3 | 112212011211110202 |
4 | 30231103200023 |
5 | 414034443310 |
6 | 33053402415 |
7 | 5166123650 |
oct | 1455234013 |
9 | 485154422 |
10 | 213202955 |
11 | aa390599 |
12 | 5b49940b |
13 | 3522a9c4 |
14 | 2045bc27 |
15 | 13ab63a5 |
hex | cb5380b |
213202955 has 8 divisors (see below), whose sum is σ = 292392672. Its totient is φ = 146196288.
The previous prime is 213202949. The next prime is 213202961. The reversal of 213202955 is 559202312.
It is an interprime number because it is at equal distance from previous prime (213202949) and next prime (213202961).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 213202955 - 222 = 209008651 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3045722 + ... + 3045791.
It is an arithmetic number, because the mean of its divisors is an integer number (36549084).
Almost surely, 2213202955 is an apocalyptic number.
213202955 is a deficient number, since it is larger than the sum of its proper divisors (79189717).
213202955 is an equidigital number, since it uses as much as digits as its factorization.
213202955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6091525.
The product of its (nonzero) digits is 5400, while the sum is 29.
The square root of 213202955 is about 14601.4709875409. The cubic root of 213202955 is about 597.3988834682.
The spelling of 213202955 in words is "two hundred thirteen million, two hundred two thousand, nine hundred fifty-five".
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