Base | Representation |
---|---|
bin | 1010101101011000001100 |
3 | 12021121220101 |
4 | 22231120030 |
5 | 1204313213 |
6 | 140100444 |
7 | 32601400 |
oct | 12553014 |
9 | 5247811 |
10 | 2807308 |
11 | 1648199 |
12 | b34724 |
13 | 773a3a |
14 | 531100 |
15 | 3a6bdd |
hex | 2ad60c |
2807308 has 18 divisors (see below), whose sum is σ = 5715276. Its totient is φ = 1203048.
The previous prime is 2807303. The next prime is 2807323. The reversal of 2807308 is 8037082.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a nialpdrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (2807303) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6966 + ... + 7357.
22807308 is an apocalyptic number.
2807308 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
2807308 is an abundant number, since it is smaller than the sum of its proper divisors (2907968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2807308 is a wasteful number, since it uses less digits than its factorization.
2807308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14341 (or 14332 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 2807308 is about 1675.5023127409. The cubic root of 2807308 is about 141.0684911116.
The spelling of 2807308 in words is "two million, eight hundred seven thousand, three hundred eight".
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