Base | Representation |
---|---|
bin | 10010101010100000… |
… | …01001100001001011 |
3 | 221212022211111011200 |
4 | 21111100021201023 |
5 | 131010134344433 |
6 | 4334144155243 |
7 | 503211363111 |
oct | 112520114113 |
9 | 27768744150 |
10 | 10020231243 |
11 | 4282183050 |
12 | 1b37908b23 |
13 | c38c51c19 |
14 | 6b0b0bab1 |
15 | 3d9a57613 |
hex | 25540984b |
10020231243 has 48 divisors (see below), whose sum is σ = 16004582880. Its totient is φ = 5990630400.
The previous prime is 10020231211. The next prime is 10020231281. The reversal of 10020231243 is 34213202001.
It is not a de Polignac number, because 10020231243 - 25 = 10020231211 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10020231643) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2598705 + ... + 2602557.
It is an arithmetic number, because the mean of its divisors is an integer number (333428810).
Almost surely, 210020231243 is an apocalyptic number.
10020231243 is a deficient number, since it is larger than the sum of its proper divisors (5984351637).
10020231243 is a wasteful number, since it uses less digits than its factorization.
10020231243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4220 (or 4217 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 10020231243 its reverse (34213202001), we get a palindrome (44233433244).
The spelling of 10020231243 in words is "ten billion, twenty million, two hundred thirty-one thousand, two hundred forty-three".
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