Base | Representation |
---|---|
bin | 101111110000111100011001… |
… | …0000011001101101011001011 |
3 | 2001002121021212011002000212221 |
4 | 1133201320302003031223023 |
5 | 420032111112404020210 |
6 | 4045323031205114511 |
7 | 154332224304265513 |
oct | 13741706203155313 |
9 | 2032537764060787 |
10 | 420143130532555 |
11 | 111963779093261 |
12 | 3b1566783b8a37 |
13 | 15058433b4bcb1 |
14 | 75a7070b98843 |
15 | 3388d489611da |
hex | 17e1e320cdacb |
420143130532555 has 16 divisors (see below), whose sum is σ = 521724102328800. Its totient is φ = 324420367864320.
The previous prime is 420143130532547. The next prime is 420143130532579. The reversal of 420143130532555 is 555235031341024.
It is not a de Polignac number, because 420143130532555 - 23 = 420143130532547 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463747845 + ... + 464652934.
It is an arithmetic number, because the mean of its divisors is an integer number (32607756395550).
Almost surely, 2420143130532555 is an apocalyptic number.
420143130532555 is a deficient number, since it is larger than the sum of its proper divisors (101580971796245).
420143130532555 is a wasteful number, since it uses less digits than its factorization.
420143130532555 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 928403934.
The product of its (nonzero) digits is 1080000, while the sum is 43.
Adding to 420143130532555 its reverse (555235031341024), we get a palindrome (975378161873579).
The spelling of 420143130532555 in words is "four hundred twenty trillion, one hundred forty-three billion, one hundred thirty million, five hundred thirty-two thousand, five hundred fifty-five".
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