Base | Representation |
---|---|
bin | 11110101110000010101… |
… | …010011101001101010100 |
3 | 21110210220200122121001202 |
4 | 132232002222131031110 |
5 | 234041332401010400 |
6 | 4253442324412032 |
7 | 305342033240630 |
oct | 36560252351524 |
9 | 7423820577052 |
10 | 2111021110100 |
11 | 744308423041 |
12 | 2a1168847018 |
13 | 1240b747cc26 |
14 | 74261517dc0 |
15 | 39da4a764d5 |
hex | 1eb82a9d354 |
2111021110100 has 36 divisors (see below), whose sum is σ = 5235332354784. Its totient is φ = 723778666080.
The previous prime is 2111021110087. The next prime is 2111021110111. The reversal of 2111021110100 is 10111201112.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1507871522 + ... + 1507872921.
It is an arithmetic number, because the mean of its divisors is an integer number (145425898744).
Almost surely, 22111021110100 is an apocalyptic number.
2111021110100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2111021110100 is an abundant number, since it is smaller than the sum of its proper divisors (3124311244684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111021110100 is a wasteful number, since it uses less digits than its factorization.
2111021110100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3015744464 (or 3015744457 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 11.
Adding to 2111021110100 its reverse (10111201112), we get a palindrome (2121132311212).
The spelling of 2111021110100 in words is "two trillion, one hundred eleven billion, twenty-one million, one hundred ten thousand, one hundred".
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