Base | Representation |
---|---|
bin | 11001110000010… |
… | …10001111101111 |
3 | 120001112101222212 |
4 | 30320022033233 |
5 | 420302023443 |
6 | 33234401035 |
7 | 5232245240 |
oct | 1470121757 |
9 | 501471885 |
10 | 216048623 |
11 | 100a5458a |
12 | 6043017b |
13 | 359b602b |
14 | 2099ccc7 |
15 | 13e79618 |
hex | ce0a3ef |
216048623 has 8 divisors (see below), whose sum is σ = 247010592. Its totient is φ = 185111136.
The previous prime is 216048611. The next prime is 216048653. The reversal of 216048623 is 326840612.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 216048623 - 26 = 216048559 is a prime.
It is a super-2 number, since 2×2160486232 = 93354015000392258, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 216048623.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (216048653) 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, 20561 + ... + 29237.
It is an arithmetic number, because the mean of its divisors is an integer number (30876324).
Almost surely, 2216048623 is an apocalyptic number.
216048623 is a deficient number, since it is larger than the sum of its proper divisors (30961969).
216048623 is an equidigital number, since it uses as much as digits as its factorization.
216048623 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12241.
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 216048623 is about 14698.5925516697. The cubic root of 216048623 is about 600.0450179185.
The spelling of 216048623 in words is "two hundred sixteen million, forty-eight thousand, six hundred twenty-three".
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