Base | Representation |
---|---|
bin | 11000010000001000… |
… | …10001101000101110 |
3 | 1020121101212202010001 |
4 | 30020010101220232 |
5 | 203131140143210 |
6 | 5551552534514 |
7 | 640440134431 |
oct | 141004215056 |
9 | 36541782101 |
10 | 13020240430 |
11 | 558164a38a |
12 | 263455143a |
13 | 12c663a6a2 |
14 | 8b7317818 |
15 | 5130ee03a |
hex | 308111a2e |
13020240430 has 128 divisors (see below), whose sum is σ = 25813831680. Its totient is φ = 4714744320.
The previous prime is 13020240413. The next prime is 13020240433. The reversal of 13020240430 is 3404202031.
It is a junction number, because it is equal to n+sod(n) for n = 13020240398 and 13020240407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13020240433) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71934940 + ... + 71935120.
It is an arithmetic number, because the mean of its divisors is an integer number (201670560).
Almost surely, 213020240430 is an apocalyptic number.
13020240430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13020240430 is a deficient number, since it is larger than the sum of its proper divisors (12793591250).
13020240430 is a wasteful number, since it uses less digits than its factorization.
13020240430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434.
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 13020240430 its reverse (3404202031), we get a palindrome (16424442461).
The spelling of 13020240430 in words is "thirteen billion, twenty million, two hundred forty thousand, four hundred thirty".
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