Base | Representation |
---|---|
bin | 111000011100111110… |
… | …1001001010001000101 |
3 | 102120220211021221102000 |
4 | 1300321331021101011 |
5 | 3441240220224331 |
6 | 131405401535513 |
7 | 11521141006452 |
oct | 1607175112105 |
9 | 376824257360 |
10 | 121231414341 |
11 | 47460a77a24 |
12 | 1b5b41a4599 |
13 | b58035a4cb |
14 | 5c20ad2829 |
15 | 32481490e6 |
hex | 1c39f49445 |
121231414341 has 8 divisors (see below), whose sum is σ = 179602095360. Its totient is φ = 80820942876.
The previous prime is 121231414327. The next prime is 121231414351. The reversal of 121231414341 is 143414132121.
It is a happy number.
121231414341 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 314 + 1 + 4 + 341 = 666.
It is not a de Polignac number, because 121231414341 - 218 = 121231152197 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4490052383 = 121231414341 / (1 + 2 + 1 + 2 + 3 + 1 + 4 + 1 + 4 + 3 + 4 + 1).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121231414321) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2245026165 + ... + 2245026218.
It is an arithmetic number, because the mean of its divisors is an integer number (22450261920).
Almost surely, 2121231414341 is an apocalyptic number.
It is an amenable number.
121231414341 is a deficient number, since it is larger than the sum of its proper divisors (58370681019).
121231414341 is an equidigital number, since it uses as much as digits as its factorization.
121231414341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4490052392 (or 4490052386 counting only the distinct ones).
The product of its digits is 2304, while the sum is 27.
Adding to 121231414341 its reverse (143414132121), we get a palindrome (264645546462).
The spelling of 121231414341 in words is "one hundred twenty-one billion, two hundred thirty-one million, four hundred fourteen thousand, three hundred forty-one".
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