Base | Representation |
---|---|
bin | 1111000001100100… |
… | …11101010101100000 |
3 | 202211011011001010000 |
4 | 13200302131111200 |
5 | 113004432303130 |
6 | 3412224340000 |
7 | 403614225333 |
oct | 74062352540 |
9 | 22734131100 |
10 | 8066291040 |
11 | 346a235935 |
12 | 1691474600 |
13 | 9b71b36a2 |
14 | 56740261a |
15 | 323242260 |
hex | 1e0c9d560 |
8066291040 has 120 divisors (see below), whose sum is σ = 28467331200. Its totient is φ = 2151007488.
The previous prime is 8066291033. The next prime is 8066291059. The reversal of 8066291040 is 401926608.
It is a tau number, because it is divible by the number of its divisors (120).
It is a super-2 number, since 2×80662910402 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 8066290986 and 8066291004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 298240 + ... + 324159.
It is an arithmetic number, because the mean of its divisors is an integer number (237227760).
Almost surely, 28066291040 is an apocalyptic number.
8066291040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
8066291040 is an abundant number, since it is smaller than the sum of its proper divisors (20401040160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8066291040 is a wasteful number, since it uses less digits than its factorization.
8066291040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 622426 (or 622409 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 8066291040 is about 89812.5327557352. The cubic root of 8066291040 is about 2005.5090645042.
The spelling of 8066291040 in words is "eight billion, sixty-six million, two hundred ninety-one thousand, forty".
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