Base | Representation |
---|---|
bin | 1010011010111000… |
… | …0001011000011100 |
3 | 21012221012111100211 |
4 | 2212232001120130 |
5 | 21212023112030 |
6 | 1141315102204 |
7 | 126212543266 |
oct | 24656013034 |
9 | 7187174324 |
10 | 2797082140 |
11 | 1205975236 |
12 | 6608a1964 |
13 | 3576480b8 |
14 | 1c76a4b36 |
15 | 11586012a |
hex | a6b8161c |
2797082140 has 24 divisors (see below), whose sum is σ = 5874865920. Its totient is φ = 1118643648.
The previous prime is 2797082129. The next prime is 2797082143. The reversal of 2797082140 is 412807972.
It is a junction number, because it is equal to n+sod(n) for n = 2797082093 and 2797082102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2797082143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230341 + ... + 242179.
It is an arithmetic number, because the mean of its divisors is an integer number (244786080).
Almost surely, 22797082140 is an apocalyptic number.
2797082140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2797082140 is an abundant number, since it is smaller than the sum of its proper divisors (3077783780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2797082140 is a wasteful number, since it uses less digits than its factorization.
2797082140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23661 (or 23659 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 40.
The square root of 2797082140 is about 52887.4478491825. The cubic root of 2797082140 is about 1408.9699802682.
The spelling of 2797082140 in words is "two billion, seven hundred ninety-seven million, eighty-two thousand, one hundred forty".
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