Base | Representation |
---|---|
bin | 10011100111010000010100… |
… | …10001110100110010001000 |
3 | 12122201012200011111112220010 |
4 | 21303220022101310302020 |
5 | 21123121204402444430 |
6 | 231421431143031520 |
7 | 12041025256231026 |
oct | 1163501221646210 |
9 | 178635604445803 |
10 | 43130234031240 |
11 | 1281947a787024 |
12 | 4a06b1813b5a0 |
13 | 1b0b2186102c5 |
14 | a9172b99b716 |
15 | 4ebdb2b01cb0 |
hex | 273a0a474c88 |
43130234031240 has 64 divisors (see below), whose sum is σ = 129391406343360. Its totient is φ = 11501333141760.
The previous prime is 43130234031103. The next prime is 43130234031259. The reversal of 43130234031240 is 4213043203134.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 43130234031198 and 43130234031207.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23756550 + ... + 25507530.
It is an arithmetic number, because the mean of its divisors is an integer number (2021740724115).
Almost surely, 243130234031240 is an apocalyptic number.
43130234031240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
43130234031240 is an abundant number, since it is smaller than the sum of its proper divisors (86261172312120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
43130234031240 is a wasteful number, since it uses less digits than its factorization.
43130234031240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1956262 (or 1956258 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 30.
Adding to 43130234031240 its reverse (4213043203134), we get a palindrome (47343277234374).
The spelling of 43130234031240 in words is "forty-three trillion, one hundred thirty billion, two hundred thirty-four million, thirty-one thousand, two hundred forty".
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