Base | Representation |
---|---|
bin | 100011010001001011011011… |
… | …110011000101110111110001 |
3 | 202100012120112111020221100221 |
4 | 203101023123303011313301 |
5 | 130312324123423001231 |
6 | 1305521310511413041 |
7 | 44446324225253605 |
oct | 4321133363056761 |
9 | 670176474227327 |
10 | 155112136531441 |
11 | 454727623415a1 |
12 | 15491930824181 |
13 | 687201c968a5b |
14 | 2a43678a21505 |
15 | 12dec515c9d11 |
hex | 8d12dbcc5df1 |
155112136531441 has 8 divisors (see below), whose sum is σ = 155979368673120. Its totient is φ = 154244911988928.
The previous prime is 155112136531403. The next prime is 155112136531493. The reversal of 155112136531441 is 144135631211551.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 155112136531441 - 211 = 155112136529393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (155112136537441) 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, 41845705 + ... + 45401401.
It is an arithmetic number, because the mean of its divisors is an integer number (19497421084140).
Almost surely, 2155112136531441 is an apocalyptic number.
It is an amenable number.
155112136531441 is a deficient number, since it is larger than the sum of its proper divisors (867232141679).
155112136531441 is a wasteful number, since it uses less digits than its factorization.
155112136531441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3799583.
The product of its digits is 216000, while the sum is 43.
Adding to 155112136531441 its reverse (144135631211551), we get a palindrome (299247767742992).
The spelling of 155112136531441 in words is "one hundred fifty-five trillion, one hundred twelve billion, one hundred thirty-six million, five hundred thirty-one thousand, four hundred forty-one".
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