Base | Representation |
---|---|
bin | 111111101011001… |
… | …0010101110001000 |
3 | 12111220021222222212 |
4 | 1333112102232020 |
5 | 13333424102110 |
6 | 552001404252 |
7 | 103642243364 |
oct | 17726225610 |
9 | 5456258885 |
10 | 2136550280 |
11 | 9a7032937 |
12 | 4b7639688 |
13 | 280847447 |
14 | 163a822a4 |
15 | c7886e05 |
hex | 7f592b88 |
2136550280 has 16 divisors (see below), whose sum is σ = 4807238220. Its totient is φ = 854620096.
The previous prime is 2136550277. The next prime is 2136550291. The reversal of 2136550280 is 820556312.
It can be written as a sum of positive squares in 2 ways, for example, as 2030583844 + 105966436 = 45062^2 + 10294^2 .
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 26706839 + ... + 26706918.
Almost surely, 22136550280 is an apocalyptic number.
2136550280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2136550280 is an abundant number, since it is smaller than the sum of its proper divisors (2670687940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2136550280 is a wasteful number, since it uses less digits than its factorization.
2136550280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53413768 (or 53413764 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 32.
The square root of 2136550280 is about 46222.8328859234. The cubic root of 2136550280 is about 1287.9659228025.
The spelling of 2136550280 in words is "two billion, one hundred thirty-six million, five hundred fifty thousand, two hundred eighty".
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