Base | Representation |
---|---|
bin | 1011111011111100001101… |
… | …1101101111100100100110 |
3 | 1201110200101022102001022101 |
4 | 2332333003131233210212 |
5 | 3210012240014142210 |
6 | 43525133531322314 |
7 | 2523130656046630 |
oct | 276770335574446 |
9 | 51420338361271 |
10 | 13124404443430 |
11 | 4200035179405 |
12 | 157b7205b039a |
13 | 74281a500117 |
14 | 3353202c1a50 |
15 | 17b5e1152a3a |
hex | befc376f926 |
13124404443430 has 32 divisors (see below), whose sum is σ = 28586938084416. Its totient is φ = 4235101937664.
The previous prime is 13124404443421. The next prime is 13124404443461. The reversal of 13124404443430 is 3434440442131.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 13124404443430.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5514454459 + ... + 5514456838.
It is an arithmetic number, because the mean of its divisors is an integer number (893341815138).
Almost surely, 213124404443430 is an apocalyptic number.
13124404443430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13124404443430 is an abundant number, since it is smaller than the sum of its proper divisors (15462533640986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13124404443430 is a wasteful number, since it uses less digits than its factorization.
13124404443430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11028911328.
The product of its (nonzero) digits is 221184, while the sum is 37.
Adding to 13124404443430 its reverse (3434440442131), we get a palindrome (16558844885561).
The spelling of 13124404443430 in words is "thirteen trillion, one hundred twenty-four billion, four hundred four million, four hundred forty-three thousand, four hundred thirty".
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