Base | Representation |
---|---|
bin | 1000011100010111111… |
… | …0110101101001101001 |
3 | 111212102011112010212011 |
4 | 2013011332311221221 |
5 | 4334033202130001 |
6 | 150345414515521 |
7 | 13323416306641 |
oct | 2070576655151 |
9 | 455364463764 |
10 | 145055505001 |
11 | 56577061950 |
12 | 24142965ba1 |
13 | 108a9085884 |
14 | 7040c1b521 |
15 | 3b8e98dd51 |
hex | 21c5fb5a69 |
145055505001 has 8 divisors (see below), whose sum is σ = 165122472384. Its totient is φ = 126135221520.
The previous prime is 145055504999. The next prime is 145055505011. The reversal of 145055505001 is 100505550541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145055505001 - 21 = 145055504999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145055505011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286670706 + ... + 286671211.
It is an arithmetic number, because the mean of its divisors is an integer number (20640309048).
Almost surely, 2145055505001 is an apocalyptic number.
145055505001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
145055505001 is a deficient number, since it is larger than the sum of its proper divisors (20066967383).
145055505001 is a wasteful number, since it uses less digits than its factorization.
145055505001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 573341951.
The product of its (nonzero) digits is 12500, while the sum is 31.
It can be divided in two parts, 145055 and 505001, that added together give a palindrome (650056).
The spelling of 145055505001 in words is "one hundred forty-five billion, fifty-five million, five hundred five thousand, one".
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