Base | Representation |
---|---|
bin | 1000010011101011… |
… | …0001111101110000 |
3 | 12202102010210222220 |
4 | 2010322301331300 |
5 | 14031340022040 |
6 | 1005140401040 |
7 | 106155462105 |
oct | 20472617560 |
9 | 5672123886 |
10 | 2230001520 |
11 | a4486116a |
12 | 5229a6180 |
13 | 297007236 |
14 | 17224aaac |
15 | d0b962d0 |
hex | 84eb1f70 |
2230001520 has 80 divisors (see below), whose sum is σ = 7319665440. Its totient is φ = 559685632.
The previous prime is 2230001491. The next prime is 2230001531. The reversal of 2230001520 is 251000322.
2230001520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 2230001520.
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, 269205 + ... + 277364.
It is an arithmetic number, because the mean of its divisors is an integer number (91495818).
Almost surely, 22230001520 is an apocalyptic number.
2230001520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2230001520 is an abundant number, since it is smaller than the sum of its proper divisors (5089663920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2230001520 is a wasteful number, since it uses less digits than its factorization.
2230001520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 546602 (or 546596 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 2230001520 is about 47222.8919063625. The cubic root of 2230001520 is about 1306.4768530101.
Adding to 2230001520 its reverse (251000322), we get a palindrome (2481001842).
The spelling of 2230001520 in words is "two billion, two hundred thirty million, one thousand, five hundred twenty".
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