Base | Representation |
---|---|
bin | 11001101111011001… |
… | …11011111001110111 |
3 | 1022200002200201000010 |
4 | 30313230323321313 |
5 | 211300233202341 |
6 | 10203142151303 |
7 | 666313126632 |
oct | 146754737167 |
9 | 38602621003 |
10 | 13819428471 |
11 | 5951786172 |
12 | 2818122533 |
13 | 13c3097b14 |
14 | 951510c19 |
15 | 55d365716 |
hex | 337b3be77 |
13819428471 has 32 divisors (see below), whose sum is σ = 19350245376. Its totient is φ = 8763552000.
The previous prime is 13819428457. The next prime is 13819428473. The reversal of 13819428471 is 17482491831.
It is not a de Polignac number, because 13819428471 - 25 = 13819428439 is a prime.
It is a super-3 number, since 3×138194284713 (a number of 31 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a self number, because there is not a number n which added to its sum of digits gives 13819428471.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13819428473) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1562241 + ... + 1571061.
It is an arithmetic number, because the mean of its divisors is an integer number (604695168).
Almost surely, 213819428471 is an apocalyptic number.
13819428471 is a deficient number, since it is larger than the sum of its proper divisors (5530816905).
13819428471 is a wasteful number, since it uses less digits than its factorization.
13819428471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9183.
The product of its digits is 387072, while the sum is 48.
The spelling of 13819428471 in words is "thirteen billion, eight hundred nineteen million, four hundred twenty-eight thousand, four hundred seventy-one".
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