Base | Representation |
---|---|
bin | 10001101001111010001… |
… | …001010010000011111110 |
3 | 11021222120002100022210101 |
4 | 101221322021102003332 |
5 | 124334143341443402 |
6 | 2325203350031314 |
7 | 153436654053205 |
oct | 21517211220376 |
9 | 4258502308711 |
10 | 1213230031102 |
11 | 4285897a62a1 |
12 | 17717034853a |
13 | 8a53a529b8b |
14 | 42a1365223c |
15 | 2185b429b87 |
hex | 11a7a2520fe |
1213230031102 has 8 divisors (see below), whose sum is σ = 1820370568176. Its totient is φ = 606439841712.
The previous prime is 1213230031063. The next prime is 1213230031183. The reversal of 1213230031102 is 2011300323121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 1213230031102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87578263 + ... + 87592114.
It is an arithmetic number, because the mean of its divisors is an integer number (227546321022).
Almost surely, 21213230031102 is an apocalyptic number.
1213230031102 is a deficient number, since it is larger than the sum of its proper divisors (607140537074).
1213230031102 is a wasteful number, since it uses less digits than its factorization.
1213230031102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175173842.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 1213230031102 its reverse (2011300323121), we get a palindrome (3224530354223).
The spelling of 1213230031102 in words is "one trillion, two hundred thirteen billion, two hundred thirty million, thirty-one thousand, one hundred two".
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