Base | Representation |
---|---|
bin | 111111011110101… |
… | …1000101010101000 |
3 | 12111110000021112212 |
4 | 1332331120222220 |
5 | 13330241133112 |
6 | 551205424252 |
7 | 103532610566 |
oct | 17675305250 |
9 | 5443007485 |
10 | 2130021032 |
11 | 9a3383367 |
12 | 4b540b088 |
13 | 27c39c599 |
14 | 162c62a36 |
15 | c6ee7522 |
hex | 7ef58aa8 |
2130021032 has 64 divisors (see below), whose sum is σ = 4182796800. Its totient is φ = 1015960320.
The previous prime is 2130020987. The next prime is 2130021037. The reversal of 2130021032 is 2301200312.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2130020998 and 2130021016.
It is not an unprimeable number, because it can be changed into a prime (2130021037) 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, 4446569 + ... + 4447047.
It is an arithmetic number, because the mean of its divisors is an integer number (65356200).
Almost surely, 22130021032 is an apocalyptic number.
It is an amenable number.
2130021032 is a deficient number, since it is larger than the sum of its proper divisors (2052775768).
2130021032 is a wasteful number, since it uses less digits than its factorization.
2130021032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 786 (or 782 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 2130021032 is about 46152.1508924557. The cubic root of 2130021032 is about 1286.6525860749.
Adding to 2130021032 its reverse (2301200312), we get a palindrome (4431221344).
The spelling of 2130021032 in words is "two billion, one hundred thirty million, twenty-one thousand, thirty-two".
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