Base | Representation |
---|---|
bin | 1111010110010011… |
… | …11000000100111011 |
3 | 210021021101122011021 |
4 | 13223021320010323 |
5 | 113333442431133 |
6 | 3441400043311 |
7 | 411125363443 |
oct | 75311700473 |
9 | 23237348137 |
10 | 8240202043 |
11 | 3549419837 |
12 | 171b763537 |
13 | a14234bc8 |
14 | 582553123 |
15 | 33364652d |
hex | 1eb27813b |
8240202043 has 4 divisors (see below), whose sum is σ = 8267043400. Its totient is φ = 8213360688.
The previous prime is 8240202041. The next prime is 8240202049. The reversal of 8240202043 is 3402020428.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 8240202043 - 21 = 8240202041 is a prime.
It is a super-2 number, since 2×82402020432 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8240201999 and 8240202017.
It is not an unprimeable number, because it can be changed into a prime (8240202041) 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, 13420218 + ... + 13420831.
It is an arithmetic number, because the mean of its divisors is an integer number (2066760850).
Almost surely, 28240202043 is an apocalyptic number.
8240202043 is a deficient number, since it is larger than the sum of its proper divisors (26841357).
8240202043 is a wasteful number, since it uses less digits than its factorization.
8240202043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26841356.
The product of its (nonzero) digits is 3072, while the sum is 25.
The square root of 8240202043 is about 90775.5586212500. The cubic root of 8240202043 is about 2019.8197763433.
The spelling of 8240202043 in words is "eight billion, two hundred forty million, two hundred two thousand, forty-three".
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