Base | Representation |
---|---|
bin | 1000011010011101100… |
… | …0111100100000011100 |
3 | 111211002101202100101202 |
4 | 2012213120330200130 |
5 | 4332010304131012 |
6 | 150222442055032 |
7 | 13304614616432 |
oct | 2064730744034 |
9 | 454071670352 |
10 | 144542255132 |
11 | 56333375700 |
12 | 2401aaaa478 |
13 | 10826941922 |
14 | 6dd29b6d52 |
15 | 3b5e8a9cc2 |
hex | 21a763c81c |
144542255132 has 72 divisors (see below), whose sum is σ = 302346897552. Its totient is φ = 60164881920.
The previous prime is 144542255131. The next prime is 144542255141. The reversal of 144542255132 is 231552245441.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144542255131) by changing a digit.
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, 67043 + ... + 541829.
It is an arithmetic number, because the mean of its divisors is an integer number (4199262466).
Almost surely, 2144542255132 is an apocalyptic number.
It is an amenable number.
144542255132 is an abundant number, since it is smaller than the sum of its proper divisors (157804642420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144542255132 is a wasteful number, since it uses less digits than its factorization.
144542255132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 474867 (or 474854 counting only the distinct ones).
The product of its digits is 192000, while the sum is 38.
The spelling of 144542255132 in words is "one hundred forty-four billion, five hundred forty-two million, two hundred fifty-five thousand, one hundred thirty-two".
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