Base | Representation |
---|---|
bin | 11110101110001000101… |
… | …011010100110100111010 |
3 | 21110211011201111101122112 |
4 | 132232020223110310322 |
5 | 234042034213014320 |
6 | 4253500331052322 |
7 | 305344366634045 |
oct | 36561053246472 |
9 | 7424151441575 |
10 | 2111122001210 |
11 | 74435a373022 |
12 | 2a11965a10a2 |
13 | 124102346201 |
14 | 74270a9bc5c |
15 | 39dad854ec5 |
hex | 1eb88ad4d3a |
2111122001210 has 32 divisors (see below), whose sum is σ = 4028865538320. Its totient is φ = 793725391872.
The previous prime is 2111122001201. The next prime is 2111122001221. The reversal of 2111122001210 is 121002211112.
It can be written as a sum of positive squares in 8 ways, for example, as 1963005551329 + 148116449881 = 1401073^2 + 384859^2 .
It is a super-2 number, since 2×21111220012102 (a number of 25 digits) contains 22 as substring.
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, 8073665 + ... + 8331044.
Almost surely, 22111122001210 is an apocalyptic number.
2111122001210 is a deficient number, since it is larger than the sum of its proper divisors (1917743537110).
2111122001210 is a wasteful number, since it uses less digits than its factorization.
2111122001210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16405490.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 2111122001210 its reverse (121002211112), we get a palindrome (2232124212322).
The spelling of 2111122001210 in words is "two trillion, one hundred eleven billion, one hundred twenty-two million, one thousand, two hundred ten".
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