Base | Representation |
---|---|
bin | 11101100011100111101… |
… | …001101010001000101110 |
3 | 21012011122121201110202220 |
4 | 131203213221222020232 |
5 | 231234203410133402 |
6 | 4153025102100210 |
7 | 266512552551342 |
oct | 35434751521056 |
9 | 7164577643686 |
10 | 2031111021102 |
11 | 713431247479 |
12 | 289786b7a666 |
13 | 1196c0b686b7 |
14 | 704406a5622 |
15 | 37c79417dbc |
hex | 1d8e7a6a22e |
2031111021102 has 16 divisors (see below), whose sum is σ = 4276023202560. Its totient is φ = 641403480312.
The previous prime is 2031111020999. The next prime is 2031111021187. The reversal of 2031111021102 is 2011201111302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8908381558 + ... + 8908381785.
It is an arithmetic number, because the mean of its divisors is an integer number (267251450160).
Almost surely, 22031111021102 is an apocalyptic number.
2031111021102 is an abundant number, since it is smaller than the sum of its proper divisors (2244912181458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031111021102 is a wasteful number, since it uses less digits than its factorization.
2031111021102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17816763367.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 2031111021102 its reverse (2011201111302), we get a palindrome (4042312132404).
The spelling of 2031111021102 in words is "two trillion, thirty-one billion, one hundred eleven million, twenty-one thousand, one hundred two".
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