Base | Representation |
---|---|
bin | 101111100000110000… |
… | …1110011001111011100 |
3 | 100202100201112110220221 |
4 | 1133001201303033130 |
5 | 3132424431024012 |
6 | 114512240451124 |
7 | 10241266064206 |
oct | 1370141631734 |
9 | 322321473827 |
10 | 102031111132 |
11 | 3a2a89a1a45 |
12 | 17936019aa4 |
13 | 981055a752 |
14 | 4d1cad7776 |
15 | 29c26e5507 |
hex | 17c18733dc |
102031111132 has 24 divisors (see below), whose sum is σ = 180013535856. Its totient is φ = 50599317888.
The previous prime is 102031111111. The next prime is 102031111211. The reversal of 102031111132 is 231111130201.
It is a happy number.
102031111132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 557278 + ... + 717370.
It is an arithmetic number, because the mean of its divisors is an integer number (7500563994).
Almost surely, 2102031111132 is an apocalyptic number.
It is an amenable number.
102031111132 is a deficient number, since it is larger than the sum of its proper divisors (77982424724).
102031111132 is a wasteful number, since it uses less digits than its factorization.
102031111132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161397 (or 161395 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 102031111132 its reverse (231111130201), we get a palindrome (333142241333).
The spelling of 102031111132 in words is "one hundred two billion, thirty-one million, one hundred eleven thousand, one hundred thirty-two".
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