Base | Representation |
---|---|
bin | 111011111111101… |
… | …1100011101001010 |
3 | 12012022001002221020 |
4 | 1313333130131022 |
5 | 13110324322310 |
6 | 531432053310 |
7 | 100613145324 |
oct | 16777343512 |
9 | 5168032836 |
10 | 2013120330 |
11 | 943399111 |
12 | 482234236 |
13 | 2610bc280 |
14 | 151512614 |
15 | bbb05170 |
hex | 77fdc74a |
2013120330 has 32 divisors (see below), whose sum is σ = 5203142784. Its totient is φ = 495537216.
The previous prime is 2013120323. The next prime is 2013120337. The reversal of 2013120330 is 330213102.
It is an interprime number because it is at equal distance from previous prime (2013120323) and next prime (2013120337).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (2013120337) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2580534 + ... + 2581313.
It is an arithmetic number, because the mean of its divisors is an integer number (162598212).
Almost surely, 22013120330 is an apocalyptic number.
2013120330 is an abundant number, since it is smaller than the sum of its proper divisors (3190022454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2013120330 is a wasteful number, since it uses less digits than its factorization.
2013120330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5161870.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 2013120330 is about 44867.8095074854. The cubic root of 2013120330 is about 1262.6701437848.
Adding to 2013120330 its reverse (330213102), we get a palindrome (2343333432).
The spelling of 2013120330 in words is "two billion, thirteen million, one hundred twenty thousand, three hundred thirty".
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