Base | Representation |
---|---|
bin | 1011111100010010000000… |
… | …1001111111100010000001 |
3 | 1201111020111000100102220001 |
4 | 2333010200021333202001 |
5 | 3210111230123424210 |
6 | 43531542230520001 |
7 | 2523425642612065 |
oct | 277044011774201 |
9 | 51436430312801 |
10 | 13130254514305 |
11 | 4202567406225 |
12 | 1580893806001 |
13 | 7432404c3316 |
14 | 335717223aa5 |
15 | 17b834a2203a |
hex | bf12027f881 |
13130254514305 has 32 divisors (see below), whose sum is σ = 16970902855200. Its totient is φ = 9732416870400.
The previous prime is 13130254514287. The next prime is 13130254514317. The reversal of 13130254514305 is 50341545203131.
It can be written as a sum of positive squares in 16 ways, for example, as 12113246807281 + 1017007707024 = 3480409^2 + 1008468^2 .
It is not a de Polignac number, because 13130254514305 - 215 = 13130254481537 is a prime.
It is a super-2 number, since 2×131302545143052 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17740810 + ... + 18466099.
It is an arithmetic number, because the mean of its divisors is an integer number (530340714225).
Almost surely, 213130254514305 is an apocalyptic number.
It is an amenable number.
13130254514305 is a deficient number, since it is larger than the sum of its proper divisors (3840648340895).
13130254514305 is a wasteful number, since it uses less digits than its factorization.
13130254514305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36207045.
The product of its (nonzero) digits is 108000, while the sum is 37.
Adding to 13130254514305 its reverse (50341545203131), we get a palindrome (63471799717436).
The spelling of 13130254514305 in words is "thirteen trillion, one hundred thirty billion, two hundred fifty-four million, five hundred fourteen thousand, three hundred five".
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