Base | Representation |
---|---|
bin | 11101011011010101110… |
… | …10011010001011001100 |
3 | 10120122212001202021012201 |
4 | 32231222322122023030 |
5 | 113031223404323040 |
6 | 2052255322011244 |
7 | 133023162534115 |
oct | 16555272321314 |
9 | 3518761667181 |
10 | 1011111011020 |
11 | 35a89a895a30 |
12 | 143b63046b24 |
13 | 744691c0786 |
14 | 36d1bd7320c |
15 | 1b47be32a9a |
hex | eb6ae9a2cc |
1011111011020 has 24 divisors (see below), whose sum is σ = 2316363407568. Its totient is φ = 367676731200.
The previous prime is 1011111010997. The next prime is 1011111011021. The reversal of 1011111011020 is 201101111101.
It is a super-2 number, since 2×10111110110202 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 1011111010988 and 1011111011006.
It is not an unprimeable number, because it can be changed into a prime (1011111011021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297979351 + ... + 2297979790.
It is an arithmetic number, because the mean of its divisors is an integer number (96515141982).
Almost surely, 21011111011020 is an apocalyptic number.
1011111011020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1011111011020 is an abundant number, since it is smaller than the sum of its proper divisors (1305252396548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1011111011020 is a wasteful number, since it uses less digits than its factorization.
1011111011020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4595959161 (or 4595959159 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 10.
Adding to 1011111011020 its reverse (201101111101), we get a palindrome (1212212122121).
The spelling of 1011111011020 in words is "one trillion, eleven billion, one hundred eleven million, eleven thousand, twenty".
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