Base | Representation |
---|---|
bin | 10111110111011011… |
… | …10000011100011111 |
3 | 1020001221221101101120 |
4 | 23323231300130133 |
5 | 202220112320334 |
6 | 5515231142023 |
7 | 632342536245 |
oct | 137355603437 |
9 | 36057841346 |
10 | 12813010719 |
11 | 5485679663 |
12 | 2597074913 |
13 | 1292721762 |
14 | 8979b2795 |
15 | 4eed17949 |
hex | 2fbb7071f |
12813010719 has 16 divisors (see below), whose sum is σ = 17549309568. Its totient is φ = 8309453472.
The previous prime is 12813010697. The next prime is 12813010723. The reversal of 12813010719 is 91701031821.
It is not a de Polignac number, because 12813010719 - 212 = 12813006623 is a prime.
It is a super-3 number, since 3×128130107193 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 12813010719.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12813010219) 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, 771784 + ... + 788210.
It is an arithmetic number, because the mean of its divisors is an integer number (1096831848).
Almost surely, 212813010719 is an apocalyptic number.
12813010719 is a deficient number, since it is larger than the sum of its proper divisors (4736298849).
12813010719 is a wasteful number, since it uses less digits than its factorization.
12813010719 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23494.
The product of its (nonzero) digits is 3024, while the sum is 33.
The spelling of 12813010719 in words is "twelve billion, eight hundred thirteen million, ten thousand, seven hundred nineteen".
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