Base | Representation |
---|---|
bin | 11001010011010… |
… | …00001100110001 |
3 | 112210100212101101 |
4 | 30221220030301 |
5 | 413313123103 |
6 | 33021004401 |
7 | 5155001020 |
oct | 1451501461 |
9 | 483325341 |
10 | 212239153 |
11 | a9892465 |
12 | 5b0b3701 |
13 | 34c810c9 |
14 | 2028a8b7 |
15 | 13975a1d |
hex | ca68331 |
212239153 has 8 divisors (see below), whose sum is σ = 243027008. Its totient is φ = 181568304.
The previous prime is 212239133. The next prime is 212239207. The reversal of 212239153 is 351932212.
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 212239153 - 25 = 212239121 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212239133) 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, 25326 + ... + 32647.
It is an arithmetic number, because the mean of its divisors is an integer number (30378376).
Almost surely, 2212239153 is an apocalyptic number.
It is an amenable number.
212239153 is a deficient number, since it is larger than the sum of its proper divisors (30787855).
212239153 is an equidigital number, since it uses as much as digits as its factorization.
212239153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58503.
The product of its digits is 3240, while the sum is 28.
The square root of 212239153 is about 14568.4300115009. The cubic root of 212239153 is about 596.4973261762.
The spelling of 212239153 in words is "two hundred twelve million, two hundred thirty-nine thousand, one hundred fifty-three".
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