Base | Representation |
---|---|
bin | 1010001111110101… |
… | …1011111000110100 |
3 | 21002201002200011022 |
4 | 2203331123320310 |
5 | 21113200304340 |
6 | 1132543000312 |
7 | 125111224322 |
oct | 24375337064 |
9 | 7081080138 |
10 | 2750791220 |
11 | 1191828181 |
12 | 649299098 |
13 | 34ab8b018 |
14 | 1c1494d12 |
15 | 1117693b5 |
hex | a3f5be34 |
2750791220 has 48 divisors (see below), whose sum is σ = 5882647680. Its totient is φ = 1080180864.
The previous prime is 2750791193. The next prime is 2750791247. The reversal of 2750791220 is 221970572.
It is an interprime number because it is at equal distance from previous prime (2750791193) and next prime (2750791247).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1317017 + ... + 1319103.
It is an arithmetic number, because the mean of its divisors is an integer number (122555160).
Almost surely, 22750791220 is an apocalyptic number.
2750791220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2750791220 is an abundant number, since it is smaller than the sum of its proper divisors (3131856460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2750791220 is a wasteful number, since it uses less digits than its factorization.
2750791220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3272 (or 3270 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 35.
The square root of 2750791220 is about 52447.9858526521. The cubic root of 2750791220 is about 1401.1540178712.
The spelling of 2750791220 in words is "two billion, seven hundred fifty million, seven hundred ninety-one thousand, two hundred twenty".
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