Base | Representation |
---|---|
bin | 1001100100111101010010… |
… | …0100010111011011010111 |
3 | 1101021201010211011212000000 |
4 | 2121033110210113123113 |
5 | 2340013011433123211 |
6 | 34221354220422343 |
7 | 2134543243565523 |
oct | 231172444273327 |
9 | 41251124155000 |
10 | 10530531145431 |
11 | 339aa78334a10 |
12 | 1220a796a79b3 |
13 | 5b504270990b |
14 | 28597513cd83 |
15 | 133dcb11b656 |
hex | 993d49176d7 |
10530531145431 has 28 divisors (see below), whose sum is σ = 17223899065800. Its totient is φ = 6382140083280.
The previous prime is 10530531145399. The next prime is 10530531145457. The reversal of 10530531145431 is 13454113503501.
10530531145431 is a `hidden beast` number, since 1 + 0 + 5 + 30 + 53 + 1 + 145 + 431 = 666.
It is not a de Polignac number, because 10530531145431 - 25 = 10530531145399 is a prime.
It is a super-2 number, since 2×105305311454312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10530531145031) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 656590756 + ... + 656606793.
It is an arithmetic number, because the mean of its divisors is an integer number (615139252350).
Almost surely, 210530531145431 is an apocalyptic number.
10530531145431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10530531145431 is a deficient number, since it is larger than the sum of its proper divisors (6693367920369).
10530531145431 is an equidigital number, since it uses as much as digits as its factorization.
10530531145431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1313197578 (or 1313197563 counting only the distinct ones).
The product of its (nonzero) digits is 54000, while the sum is 36.
Adding to 10530531145431 its reverse (13454113503501), we get a palindrome (23984644648932).
The spelling of 10530531145431 in words is "ten trillion, five hundred thirty billion, five hundred thirty-one million, one hundred forty-five thousand, four hundred thirty-one".
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