Base | Representation |
---|---|
bin | 11110101110001000100… |
… | …011101110111100001100 |
3 | 21110211011120202021121210 |
4 | 132232020203232330030 |
5 | 234042033210323040 |
6 | 4253500220254420 |
7 | 305344344004536 |
oct | 36561043567414 |
9 | 7424146667553 |
10 | 2111120011020 |
11 | 744359233839 |
12 | 2a11959a1410 |
13 | 124101aca397 |
14 | 74270700856 |
15 | 39dad5b0480 |
hex | 1eb888eef0c |
2111120011020 has 96 divisors (see below), whose sum is σ = 6273788774400. Its totient is φ = 528585063424.
The previous prime is 2111120011009. The next prime is 2111120011081. The reversal of 2111120011020 is 201100211112.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 2111120010987 and 2111120011005.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2042460 + ... + 2897219.
It is an arithmetic number, because the mean of its divisors is an integer number (65351966400).
Almost surely, 22111120011020 is an apocalyptic number.
2111120011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2111120011020 is an abundant number, since it is smaller than the sum of its proper divisors (4162668763380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111120011020 is a wasteful number, since it uses less digits than its factorization.
2111120011020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4940127 (or 4940125 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 2111120011020 its reverse (201100211112), we get a palindrome (2312220222132).
The spelling of 2111120011020 in words is "two trillion, one hundred eleven billion, one hundred twenty million, eleven thousand, twenty".
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