Base | Representation |
---|---|
bin | 11001000100000… |
… | …00001000010111 |
3 | 112122121022002112 |
4 | 30202000020113 |
5 | 412310140043 |
6 | 32510101235 |
7 | 5132003450 |
oct | 1442001027 |
9 | 478538075 |
10 | 210240023 |
11 | a8747494 |
12 | 5a4aa81b |
13 | 347311a6 |
14 | 1dcca127 |
15 | 136cd518 |
hex | c880217 |
210240023 has 8 divisors (see below), whose sum is σ = 240603648. Its totient is φ = 179958744.
The previous prime is 210240011. The next prime is 210240049. The reversal of 210240023 is 320042012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-210240023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210240083) 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, 15011 + ... + 25412.
It is an arithmetic number, because the mean of its divisors is an integer number (30075456).
Almost surely, 2210240023 is an apocalyptic number.
210240023 is a deficient number, since it is larger than the sum of its proper divisors (30363625).
210240023 is an equidigital number, since it uses as much as digits as its factorization.
210240023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41173.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 210240023 is about 14499.6559614358. The cubic root of 210240023 is about 594.6185658756.
Adding to 210240023 its reverse (320042012), we get a palindrome (530282035).
The spelling of 210240023 in words is "two hundred ten million, two hundred forty thousand, twenty-three".
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