Base | Representation |
---|---|
bin | 101011111010… |
… | …0011000101111 |
3 | 1121022121000110 |
4 | 1113310120233 |
5 | 21343133403 |
6 | 2141231103 |
7 | 366450630 |
oct | 127643057 |
9 | 47277013 |
10 | 23021103 |
11 | 11aa4106 |
12 | 7862493 |
13 | 4a00571 |
14 | 30b3887 |
15 | 204b103 |
hex | 15f462f |
23021103 has 16 divisors (see below), whose sum is σ = 36926720. Its totient is φ = 12462336.
The previous prime is 23021101. The next prime is 23021147. The reversal of 23021103 is 30112032.
It is a happy number.
It is not a de Polignac number, because 23021103 - 21 = 23021101 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 (23021101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28450 + ... + 29247.
It is an arithmetic number, because the mean of its divisors is an integer number (2307920).
Almost surely, 223021103 is an apocalyptic number.
23021103 is a deficient number, since it is larger than the sum of its proper divisors (13905617).
23021103 is a wasteful number, since it uses less digits than its factorization.
23021103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57726.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 23021103 is about 4798.0311587150. The cubic root of 23021103 is about 284.4736483902.
Adding to 23021103 its reverse (30112032), we get a palindrome (53133135).
The spelling of 23021103 in words is "twenty-three million, twenty-one thousand, one hundred three".
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