Base | Representation |
---|---|
bin | 1000011011001111101… |
… | …0011100010010010000 |
3 | 111211122001002220201022 |
4 | 2012303322130102100 |
5 | 4332423101101030 |
6 | 150255345255012 |
7 | 13313045531654 |
oct | 2066372342220 |
9 | 454561086638 |
10 | 144752362640 |
11 | 56430a31576 |
12 | 24079334468 |
13 | 1085b3276b2 |
14 | 701286aa64 |
15 | 3b7305dde5 |
hex | 21b3e9c490 |
144752362640 has 80 divisors (see below), whose sum is σ = 338712446016. Its totient is φ = 57529920000.
The previous prime is 144752362639. The next prime is 144752362661. The reversal of 144752362640 is 46263257441.
It is a tau number, because it is divible by the number of its divisors (80).
It is a junction number, because it is equal to n+sod(n) for n = 144752362591 and 144752362600.
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 15 ways as a sum of consecutive naturals, for example, 8445119 + ... + 8462241.
Almost surely, 2144752362640 is an apocalyptic number.
144752362640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144752362640 is an abundant number, since it is smaller than the sum of its proper divisors (193960083376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144752362640 is a wasteful number, since it uses less digits than its factorization.
144752362640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17808 (or 17802 counting only the distinct ones).
The product of its (nonzero) digits is 967680, while the sum is 44.
The spelling of 144752362640 in words is "one hundred forty-four billion, seven hundred fifty-two million, three hundred sixty-two thousand, six hundred forty".
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