Base | Representation |
---|---|
bin | 11101010010001… |
… | …11010110001100 |
3 | 122010020202211020 |
4 | 32221013112030 |
5 | 1000342042040 |
6 | 40213154140 |
7 | 6042032025 |
oct | 1651072614 |
9 | 563222736 |
10 | 245659020 |
11 | 116739292 |
12 | 6a32b950 |
13 | 3bb82889 |
14 | 248a9c4c |
15 | 16877cd0 |
hex | ea4758c |
245659020 has 24 divisors (see below), whose sum is σ = 687845424. Its totient is φ = 65509056.
The previous prime is 245659019. The next prime is 245659039. The reversal of 245659020 is 20956542.
245659020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 2047099 + ... + 2047218.
It is an arithmetic number, because the mean of its divisors is an integer number (28660226).
Almost surely, 2245659020 is an apocalyptic number.
245659020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245659020 is an abundant number, since it is smaller than the sum of its proper divisors (442186404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245659020 is a wasteful number, since it uses less digits than its factorization.
245659020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4094329 (or 4094327 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 33.
The square root of 245659020 is about 15673.5133266285. The cubic root of 245659020 is about 626.2930201800.
The spelling of 245659020 in words is "two hundred forty-five million, six hundred fifty-nine thousand, twenty".
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