Base | Representation |
---|---|
bin | 1001110110111001… |
… | …1110101010100100 |
3 | 20211102022020202212 |
4 | 2131232132222210 |
5 | 20404412112030 |
6 | 1114325222552 |
7 | 122401250423 |
oct | 23556365244 |
9 | 6742266685 |
10 | 2646207140 |
11 | 1138795655 |
12 | 61a261a58 |
13 | 332300b55 |
14 | 1b162d2ba |
15 | 1074ab595 |
hex | 9db9eaa4 |
2646207140 has 24 divisors (see below), whose sum is σ = 5849511360. Its totient is φ = 1002773088.
The previous prime is 2646207059. The next prime is 2646207191. The reversal of 2646207140 is 417026462.
It is a junction number, because it is equal to n+sod(n) for n = 2646207097 and 2646207106.
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, 3481472 + ... + 3482231.
It is an arithmetic number, because the mean of its divisors is an integer number (243729640).
Almost surely, 22646207140 is an apocalyptic number.
2646207140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2646207140 is an abundant number, since it is smaller than the sum of its proper divisors (3203304220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2646207140 is a wasteful number, since it uses less digits than its factorization.
2646207140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6963731 (or 6963729 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 32.
The square root of 2646207140 is about 51441.2980007309. The cubic root of 2646207140 is about 1383.1669791086.
The spelling of 2646207140 in words is "two billion, six hundred forty-six million, two hundred seven thousand, one hundred forty".
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