Base | Representation |
---|---|
bin | 1111101100011100… |
… | …00010010111011100 |
3 | 210202012201010111102 |
4 | 13312032002113130 |
5 | 114224003422030 |
6 | 3512031012232 |
7 | 415541322302 |
oct | 76616022734 |
9 | 23665633442 |
10 | 8425842140 |
11 | 3634193a01 |
12 | 177196a078 |
13 | a43832011 |
14 | 59d078272 |
15 | 344ab5c45 |
hex | 1f63825dc |
8425842140 has 24 divisors (see below), whose sum is σ = 17751176352. Its totient is φ = 3359497280.
The previous prime is 8425842137. The next prime is 8425842151. The reversal of 8425842140 is 412485248.
It is a super-3 number, since 3×84258421403 (a number of 31 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8425842094 and 8425842103.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671099 + ... + 683538.
It is an arithmetic number, because the mean of its divisors is an integer number (739632348).
Almost surely, 28425842140 is an apocalyptic number.
It is an amenable number.
8425842140 is an abundant number, since it is smaller than the sum of its proper divisors (9325334212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8425842140 is a wasteful number, since it uses less digits than its factorization.
8425842140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1354957 (or 1354955 counting only the distinct ones).
The product of its (nonzero) digits is 81920, while the sum is 38.
The square root of 8425842140 is about 91792.3860676908. The cubic root of 8425842140 is about 2034.8751713863.
The spelling of 8425842140 in words is "eight billion, four hundred twenty-five million, eight hundred forty-two thousand, one hundred forty".
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