Base | Representation |
---|---|
bin | 11001010101101… |
… | …00111010001011 |
3 | 112210221211101111 |
4 | 30222310322023 |
5 | 413403201410 |
6 | 33031431151 |
7 | 5160450040 |
oct | 1452647213 |
9 | 483854344 |
10 | 212553355 |
11 | a9a87533 |
12 | 5b2254b7 |
13 | 35061121 |
14 | 2032d1c7 |
15 | 139d8b8a |
hex | cab4e8b |
212553355 has 8 divisors (see below), whose sum is σ = 291501792. Its totient is φ = 145750848.
The previous prime is 212553337. The next prime is 212553359. The reversal of 212553355 is 553355212.
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 212553355 - 211 = 212551307 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212553359) 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, 3036442 + ... + 3036511.
It is an arithmetic number, because the mean of its divisors is an integer number (36437724).
Almost surely, 2212553355 is an apocalyptic number.
212553355 is a deficient number, since it is larger than the sum of its proper divisors (78948437).
212553355 is an equidigital number, since it uses as much as digits as its factorization.
212553355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6072965.
The product of its digits is 22500, while the sum is 31.
The square root of 212553355 is about 14579.2096836557. The cubic root of 212553355 is about 596.7915355456.
The spelling of 212553355 in words is "two hundred twelve million, five hundred fifty-three thousand, three hundred fifty-five".
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