Base | Representation |
---|---|
bin | 111111001111100… |
… | …1011100011101100 |
3 | 12110220010000002011 |
4 | 1332133023203230 |
5 | 13321224244040 |
6 | 550324011004 |
7 | 103405402162 |
oct | 17637134354 |
9 | 5426100064 |
10 | 2122103020 |
11 | 999965454 |
12 | 4b2830a64 |
13 | 27a85957b |
14 | 161ba1232 |
15 | c64813ea |
hex | 7e7cb8ec |
2122103020 has 12 divisors (see below), whose sum is σ = 4456416384. Its totient is φ = 848841200.
The previous prime is 2122103003. The next prime is 2122103023. The reversal of 2122103020 is 203012212.
It is not an unprimeable number, because it can be changed into a prime (2122103023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53052556 + ... + 53052595.
It is an arithmetic number, because the mean of its divisors is an integer number (371368032).
Almost surely, 22122103020 is an apocalyptic number.
2122103020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2122103020 is an abundant number, since it is smaller than the sum of its proper divisors (2334313364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122103020 is a wasteful number, since it uses less digits than its factorization.
2122103020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106105160 (or 106105158 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 2122103020 is about 46066.2894099362. The cubic root of 2122103020 is about 1285.0562981587.
Adding to 2122103020 its reverse (203012212), we get a palindrome (2325115232).
The spelling of 2122103020 in words is "two billion, one hundred twenty-two million, one hundred three thousand, twenty".
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