Base | Representation |
---|---|
bin | 1110111100001101… |
… | …10001100010110110 |
3 | 202201000110111111100 |
4 | 13132012301202312 |
5 | 112411422110141 |
6 | 3403535550530 |
7 | 402526540455 |
oct | 73606614266 |
9 | 22630414440 |
10 | 8021285046 |
11 | 34468961a5 |
12 | 167a38b446 |
13 | 9aaa86418 |
14 | 561448b9c |
15 | 31e3020b6 |
hex | 1de1b18b6 |
8021285046 has 12 divisors (see below), whose sum is σ = 17379450972. Its totient is φ = 2673761676.
The previous prime is 8021285021. The next prime is 8021285057. The reversal of 8021285046 is 6405821208.
It is a self number, because there is not a number n which added to its sum of digits gives 8021285046.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 222813456 + ... + 222813491.
It is an arithmetic number, because the mean of its divisors is an integer number (1448287581).
Almost surely, 28021285046 is an apocalyptic number.
8021285046 is an abundant number, since it is smaller than the sum of its proper divisors (9358165926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8021285046 is a wasteful number, since it uses less digits than its factorization.
8021285046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 445626955 (or 445626952 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 8021285046 is about 89561.6270843714. The cubic root of 8021285046 is about 2001.7721830531.
The spelling of 8021285046 in words is "eight billion, twenty-one million, two hundred eighty-five thousand, forty-six".
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