Base | Representation |
---|---|
bin | 1111110010010000… |
… | …10011100010111010 |
3 | 210212121120220111110 |
4 | 13321020103202322 |
5 | 114324003440130 |
6 | 3520533341150 |
7 | 420003342321 |
oct | 77110234272 |
9 | 23777526443 |
10 | 8474671290 |
11 | 3659804a78 |
12 | 17861977b6 |
13 | a5099a4c7 |
14 | 5a57490b8 |
15 | 34900dab0 |
hex | 1f92138ba |
8474671290 has 48 divisors (see below), whose sum is σ = 20903877792. Its totient is φ = 2198822976.
The previous prime is 8474671279. The next prime is 8474671291. The reversal of 8474671290 is 921764748.
It is not an unprimeable number, because it can be changed into a prime (8474671291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62104 + ... + 144243.
It is an arithmetic number, because the mean of its divisors is an integer number (435497454).
Almost surely, 28474671290 is an apocalyptic number.
8474671290 is an abundant number, since it is smaller than the sum of its proper divisors (12429206502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8474671290 is a wasteful number, since it uses less digits than its factorization.
8474671290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206431 (or 206394 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 48.
The square root of 8474671290 is about 92057.9778726428. The cubic root of 8474671290 is about 2038.7984153245.
The spelling of 8474671290 in words is "eight billion, four hundred seventy-four million, six hundred seventy-one thousand, two hundred ninety".
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