Base | Representation |
---|---|
bin | 10101100010010000… |
… | …110011111000001010 |
3 | 2012200111202221212222 |
4 | 111202100303320022 |
5 | 334324043113232 |
6 | 14342302534042 |
7 | 1446006513536 |
oct | 254220637012 |
9 | 65614687788 |
10 | 23123410442 |
11 | 9896620570 |
12 | 4593b97322 |
13 | 224680b4b2 |
14 | 1195054bc6 |
15 | 90508ad12 |
hex | 562433e0a |
23123410442 has 32 divisors (see below), whose sum is σ = 38356761600. Its totient is φ = 10366902000.
The previous prime is 23123410441. The next prime is 23123410487. The reversal of 23123410442 is 24401432132.
It is a super-2 number, since 2×231234104422 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23123410441) 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, 1820309 + ... + 1832967.
It is an arithmetic number, because the mean of its divisors is an integer number (1198648800).
Almost surely, 223123410442 is an apocalyptic number.
23123410442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
23123410442 is a deficient number, since it is larger than the sum of its proper divisors (15233351158).
23123410442 is a wasteful number, since it uses less digits than its factorization.
23123410442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13802.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 23123410442 its reverse (24401432132), we get a palindrome (47524842574).
The spelling of 23123410442 in words is "twenty-three billion, one hundred twenty-three million, four hundred ten thousand, four hundred forty-two".
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