Base | Representation |
---|---|
bin | 1000101001001011… |
… | …1000101110000000 |
3 | 12222200212201021020 |
4 | 2022102320232000 |
5 | 14222433103340 |
6 | 1022122025440 |
7 | 111332301036 |
oct | 21222705600 |
9 | 5880781236 |
10 | 2320206720 |
11 | a90772717 |
12 | 549048280 |
13 | 2ac8cb6b0 |
14 | 18020c556 |
15 | d8a639d0 |
hex | 8a4b8b80 |
2320206720 has 128 divisors (see below), whose sum is σ = 7964641440. Its totient is φ = 571121664.
The previous prime is 2320206701. The next prime is 2320206731. The reversal of 2320206720 is 276020232.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21519 + ... + 71438.
Almost surely, 22320206720 is an apocalyptic number.
2320206720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2320206720 is an abundant number, since it is smaller than the sum of its proper divisors (5644434720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2320206720 is a wasteful number, since it uses less digits than its factorization.
2320206720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92992 (or 92980 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 2320206720 is about 48168.5241625691. The cubic root of 2320206720 is about 1323.8605074484.
Adding to 2320206720 its reverse (276020232), we get a palindrome (2596226952).
The spelling of 2320206720 in words is "two billion, three hundred twenty million, two hundred six thousand, seven hundred twenty".
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