Base | Representation |
---|---|
bin | 100001000111101111101000… |
… | …011001101000011010110101 |
3 | 201002202200211111200220002001 |
4 | 201013233220121220122311 |
5 | 123043104440002031414 |
6 | 1233450454022415301 |
7 | 42453100524616105 |
oct | 4107575031503265 |
9 | 632680744626061 |
10 | 145667714877109 |
11 | 42461370553757 |
12 | 14407466b91531 |
13 | 6338539313089 |
14 | 27d84d8255205 |
15 | 11c9241758074 |
hex | 847be86686b5 |
145667714877109 has 4 divisors (see below), whose sum is σ = 148136659197120. Its totient is φ = 143198770557100.
The previous prime is 145667714877101. The next prime is 145667714877143. The reversal of 145667714877109 is 901778417766541.
145667714877109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 145667714877109 - 23 = 145667714877101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145667714877101) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1234472159917 + ... + 1234472160034.
It is an arithmetic number, because the mean of its divisors is an integer number (37034164799280).
Almost surely, 2145667714877109 is an apocalyptic number.
It is an amenable number.
145667714877109 is a deficient number, since it is larger than the sum of its proper divisors (2468944320011).
145667714877109 is an equidigital number, since it uses as much as digits as its factorization.
145667714877109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2468944320010.
The product of its (nonzero) digits is 497871360, while the sum is 73.
The spelling of 145667714877109 in words is "one hundred forty-five trillion, six hundred sixty-seven billion, seven hundred fourteen million, eight hundred seventy-seven thousand, one hundred nine".
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