Base | Representation |
---|---|
bin | 1011111011111011100111… |
… | …0011010101011100001001 |
3 | 1201110122222000100220102011 |
4 | 2332332321303111130021 |
5 | 3210011422014101101 |
6 | 43525105500535521 |
7 | 2523123650113045 |
oct | 276767163253411 |
9 | 51418860326364 |
10 | 13124242331401 |
11 | 41aaa61714223 |
12 | 157b6962515a1 |
13 | 7427c2a50246 |
14 | 335306963025 |
15 | 17b5d1cce751 |
hex | befb9cd5709 |
13124242331401 has 4 divisors (see below), whose sum is σ = 13125406561812. Its totient is φ = 13123078100992.
The previous prime is 13124242331371. The next prime is 13124242331449. The reversal of 13124242331401 is 10413324242131.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8501312321401 + 4622930010000 = 2915701^2 + 2150100^2 .
It is a cyclic number.
It is not a de Polignac number, because 13124242331401 - 29 = 13124242330889 is a prime.
It is a super-3 number, since 3×131242423314013 (a number of 40 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13124242131401) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582098296 + ... + 582120841.
It is an arithmetic number, because the mean of its divisors is an integer number (3281351640453).
Almost surely, 213124242331401 is an apocalyptic number.
It is an amenable number.
13124242331401 is a deficient number, since it is larger than the sum of its proper divisors (1164230411).
13124242331401 is a wasteful number, since it uses less digits than its factorization.
13124242331401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1164230410.
The product of its (nonzero) digits is 13824, while the sum is 31.
Adding to 13124242331401 its reverse (10413324242131), we get a palindrome (23537566573532).
The spelling of 13124242331401 in words is "thirteen trillion, one hundred twenty-four billion, two hundred forty-two million, three hundred thirty-one thousand, four hundred one".
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