Base | Representation |
---|---|
bin | 1000011110000101001… |
… | …0000100101011101110 |
3 | 111220121002101022222100 |
4 | 2013201102010223232 |
5 | 4341002431012032 |
6 | 150503055555530 |
7 | 13340650421016 |
oct | 2074122045356 |
9 | 456532338870 |
10 | 145513532142 |
11 | 56791660480 |
12 | 2425022bba6 |
13 | 1094cc33154 |
14 | 70859a8c46 |
15 | 3bb9cb597c |
hex | 21e1484aee |
145513532142 has 48 divisors (see below), whose sum is σ = 353236798512. Its totient is φ = 42903250560.
The previous prime is 145513532111. The next prime is 145513532167. The reversal of 145513532142 is 241235315541.
145513532142 is a `hidden beast` number, since 1 + 4 + 551 + 35 + 32 + 1 + 42 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 145513532097 and 145513532106.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9923983 + ... + 9938634.
It is an arithmetic number, because the mean of its divisors is an integer number (7359099969).
Almost surely, 2145513532142 is an apocalyptic number.
145513532142 is an abundant number, since it is smaller than the sum of its proper divisors (207723266370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145513532142 is a wasteful number, since it uses less digits than its factorization.
145513532142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19862673 (or 19862670 counting only the distinct ones).
The product of its digits is 72000, while the sum is 36.
Adding to 145513532142 its reverse (241235315541), we get a palindrome (386748847683).
The spelling of 145513532142 in words is "one hundred forty-five billion, five hundred thirteen million, five hundred thirty-two thousand, one hundred forty-two".
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