Base | Representation |
---|---|
bin | 111110111010101… |
… | …0010001010011110 |
3 | 12110010110000020202 |
4 | 1331311102022132 |
5 | 13310421320110 |
6 | 545252343502 |
7 | 103213136615 |
oct | 17565221236 |
9 | 5403400222 |
10 | 2111120030 |
11 | 9937437a8 |
12 | 4ab014b92 |
13 | 2784b2466 |
14 | 16054287c |
15 | c55120a5 |
hex | 7dd5229e |
2111120030 has 16 divisors (see below), whose sum is σ = 3810787344. Its totient is φ = 842054400.
The previous prime is 2111120029. The next prime is 2111120051. The reversal of 2111120030 is 300211112.
It is a junction number, because it is equal to n+sod(n) for n = 2111119993 and 2111120020.
It is a congruent number.
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, 295496 + ... + 302555.
It is an arithmetic number, because the mean of its divisors is an integer number (238174209).
Almost surely, 22111120030 is an apocalyptic number.
2111120030 is a deficient number, since it is larger than the sum of its proper divisors (1699667314).
2111120030 is a wasteful number, since it uses less digits than its factorization.
2111120030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 598411.
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 2111120030 is about 45946.9262301626. The cubic root of 2111120030 is about 1282.8355169680.
Adding to 2111120030 its reverse (300211112), we get a palindrome (2411331142).
The spelling of 2111120030 in words is "two billion, one hundred eleven million, one hundred twenty thousand, thirty".
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