Base | Representation |
---|---|
bin | 100111110000… |
… | …110011101011 |
3 | 201121120101201 |
4 | 213300303223 |
5 | 10132023111 |
6 | 1011225031 |
7 | 154412206 |
oct | 47606353 |
9 | 21546351 |
10 | 10423531 |
11 | 597a398 |
12 | 35a8177 |
13 | 220c591 |
14 | 155493d |
15 | dad6c1 |
hex | 9f0ceb |
10423531 has 4 divisors (see below), whose sum is σ = 10876752. Its totient is φ = 9970312.
The previous prime is 10423513. The next prime is 10423537. The reversal of 10423531 is 13532401.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13532401 = 43 ⋅314707.
It is a cyclic number.
It is not a de Polignac number, because 10423531 - 29 = 10423019 is a prime.
It is a super-2 number, since 2×104235312 = 217299997015922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10423499 and 10423508.
It is not an unprimeable number, because it can be changed into a prime (10423537) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226576 + ... + 226621.
It is an arithmetic number, because the mean of its divisors is an integer number (2719188).
Almost surely, 210423531 is an apocalyptic number.
10423531 is a deficient number, since it is larger than the sum of its proper divisors (453221).
10423531 is an equidigital number, since it uses as much as digits as its factorization.
10423531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 453220.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 10423531 is about 3228.5493646528. The cubic root of 10423531 is about 218.4430780304.
Adding to 10423531 its reverse (13532401), we get a palindrome (23955932).
The spelling of 10423531 in words is "ten million, four hundred twenty-three thousand, five hundred thirty-one".
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