Base | Representation |
---|---|
bin | 101100010001… |
… | …1011010001110 |
3 | 1121200101020001 |
4 | 1120203122032 |
5 | 21420314320 |
6 | 2145314514 |
7 | 401212312 |
oct | 130433216 |
9 | 47611201 |
10 | 23213710 |
11 | 12115893 |
12 | 7935a3a |
13 | 4a6a130 |
14 | 3123b42 |
15 | 208820a |
hex | 162368e |
23213710 has 16 divisors (see below), whose sum is σ = 44999136. Its totient is φ = 8571168.
The previous prime is 23213681. The next prime is 23213711. The reversal of 23213710 is 1731232.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23213711) 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, 89154 + ... + 89413.
It is an arithmetic number, because the mean of its divisors is an integer number (2812446).
Almost surely, 223213710 is an apocalyptic number.
23213710 is a deficient number, since it is larger than the sum of its proper divisors (21785426).
23213710 is a wasteful number, since it uses less digits than its factorization.
23213710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178587.
The product of its (nonzero) digits is 252, while the sum is 19.
The square root of 23213710 is about 4818.0608132318. The cubic root of 23213710 is about 285.2647995480.
Adding to 23213710 its reverse (1731232), we get a palindrome (24944942).
The spelling of 23213710 in words is "twenty-three million, two hundred thirteen thousand, seven hundred ten".
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