Base | Representation |
---|---|
bin | 1000011110101110111… |
… | …0011011000001110111 |
3 | 111221001022001121022001 |
4 | 2013223232123001313 |
5 | 4341332304021423 |
6 | 150532315120131 |
7 | 13345205552026 |
oct | 2075356330167 |
9 | 457038047261 |
10 | 145688735863 |
11 | 56871547640 |
12 | 2429aa43047 |
13 | 1097a317ba8 |
14 | 70a0d748bd |
15 | 3bca372cad |
hex | 21ebb9b077 |
145688735863 has 32 divisors (see below), whose sum is σ = 170283168000. Its totient is φ = 123177438720.
The previous prime is 145688735861. The next prime is 145688735909. The reversal of 145688735863 is 368537886541.
It is a cyclic number.
It is not a de Polignac number, because 145688735863 - 21 = 145688735861 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 145688735795 and 145688735804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145688735861) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7715728 + ... + 7734586.
It is an arithmetic number, because the mean of its divisors is an integer number (5321349000).
Almost surely, 2145688735863 is an apocalyptic number.
145688735863 is a deficient number, since it is larger than the sum of its proper divisors (24594432137).
145688735863 is a wasteful number, since it uses less digits than its factorization.
145688735863 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19375.
The product of its digits is 116121600, while the sum is 64.
The spelling of 145688735863 in words is "one hundred forty-five billion, six hundred eighty-eight million, seven hundred thirty-five thousand, eight hundred sixty-three".
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