Base | Representation |
---|---|
bin | 10101110100100011… |
… | …100000011001000011 |
3 | 2020110220020121221020 |
4 | 111310203200121003 |
5 | 340441124120001 |
6 | 14432544400523 |
7 | 1456424163120 |
oct | 256443403103 |
9 | 66426217836 |
10 | 23430301251 |
11 | 9a33881135 |
12 | 465a916143 |
13 | 229527c8a6 |
14 | 11c3add747 |
15 | 921eab736 |
hex | 5748e0643 |
23430301251 has 16 divisors (see below), whose sum is σ = 35782848000. Its totient is φ = 13358919168.
The previous prime is 23430301249. The next prime is 23430301291. The reversal of 23430301251 is 15210303432.
It is not a de Polignac number, because 23430301251 - 21 = 23430301249 is a prime.
It is a super-2 number, since 2×234303012512 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (23430301211) 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, 1233031 + ... + 1251888.
It is an arithmetic number, because the mean of its divisors is an integer number (2236428000).
Almost surely, 223430301251 is an apocalyptic number.
23430301251 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
23430301251 is a deficient number, since it is larger than the sum of its proper divisors (12352546749).
23430301251 is a wasteful number, since it uses less digits than its factorization.
23430301251 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2485378.
The product of its (nonzero) digits is 2160, while the sum is 24.
Adding to 23430301251 its reverse (15210303432), we get a palindrome (38640604683).
The spelling of 23430301251 in words is "twenty-three billion, four hundred thirty million, three hundred one thousand, two hundred fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.110 sec. • engine limits •