Base | Representation |
---|---|
bin | 10010101110101001… |
… | …100100001111001110 |
3 | 1220220111111220101122 |
4 | 102232221210033032 |
5 | 312141130013402 |
6 | 13123255040542 |
7 | 1311226121552 |
oct | 225651441716 |
9 | 56814456348 |
10 | 20110001102 |
11 | 858a631524 |
12 | 3a92970152 |
13 | 1b86410649 |
14 | d8ab5b862 |
15 | 7ca748ca2 |
hex | 4aea643ce |
20110001102 has 16 divisors (see below), whose sum is σ = 31484093472. Its totient is φ = 9615513600.
The previous prime is 20110001101. The next prime is 20110001111.
20110001102 is nontrivially palindromic in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 20110001102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20110001101) 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, 149102 + ... + 249902.
It is an arithmetic number, because the mean of its divisors is an integer number (1967755842).
Almost surely, 220110001102 is an apocalyptic number.
20110001102 is a deficient number, since it is larger than the sum of its proper divisors (11374092370).
20110001102 is a wasteful number, since it uses less digits than its factorization.
20110001102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105163.
The product of its (nonzero) digits is 4, while the sum is 8.
It can be divided in two parts, 2011000 and 1102, that added together give a palindrome (2012102).
The spelling of 20110001102 in words is "twenty billion, one hundred ten million, one thousand, one hundred two".
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