Base | Representation |
---|---|
bin | 1011111011110100110010… |
… | …1011010100101010110001 |
3 | 1201110111020102100202211110 |
4 | 2332331030223110222301 |
5 | 3204444144321431140 |
6 | 43524204100103533 |
7 | 2523030406325424 |
oct | 276751453245261 |
9 | 51414212322743 |
10 | 13122411514545 |
11 | 41aa202221443 |
12 | 157b265094ba9 |
13 | 742590660468 |
14 | 3351b17479bb |
15 | 17b5261da380 |
hex | bef4cad4ab1 |
13122411514545 has 16 divisors (see below), whose sum is σ = 20995957189440. Its totient is φ = 6998586552384.
The previous prime is 13122411514519. The next prime is 13122411514549. The reversal of 13122411514545 is 54541511422131.
It is not a de Polignac number, because 13122411514545 - 26 = 13122411514481 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13122411514549) 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, 1427842 + ... + 5318228.
It is an arithmetic number, because the mean of its divisors is an integer number (1312247324340).
Almost surely, 213122411514545 is an apocalyptic number.
13122411514545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13122411514545 is a deficient number, since it is larger than the sum of its proper divisors (7873545674895).
13122411514545 is a wasteful number, since it uses less digits than its factorization.
13122411514545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4115264.
The product of its digits is 96000, while the sum is 39.
Adding to 13122411514545 its reverse (54541511422131), we get a palindrome (67663922936676).
The spelling of 13122411514545 in words is "thirteen trillion, one hundred twenty-two billion, four hundred eleven million, five hundred fourteen thousand, five hundred forty-five".
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