Base | Representation |
---|---|
bin | 100000111110000010111111… |
… | …001000001101001001001101 |
3 | 201000101222201002021010212011 |
4 | 200332002333020031021031 |
5 | 123001200131420342310 |
6 | 1232220402340541221 |
7 | 42353666310154006 |
oct | 4076027710151115 |
9 | 630358632233764 |
10 | 145001302512205 |
11 | 42224786101477 |
12 | 1431a2829b1811 |
13 | 62ba7445ac239 |
14 | 27b4159a4a1ad |
15 | 11b6c3b24778a |
hex | 83e0bf20d24d |
145001302512205 has 8 divisors (see below), whose sum is σ = 174010541076504. Its totient is φ = 115995056635200.
The previous prime is 145001302512193. The next prime is 145001302512239. The reversal of 145001302512205 is 502215203100541.
It can be written as a sum of positive squares in 4 ways, for example, as 56126902420521 + 88874400091684 = 7491789^2 + 9427322^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145001302512205 - 211 = 145001302510157 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748065226 + ... + 748259035.
It is an arithmetic number, because the mean of its divisors is an integer number (21751317634563).
Almost surely, 2145001302512205 is an apocalyptic number.
It is an amenable number.
145001302512205 is a deficient number, since it is larger than the sum of its proper divisors (29009238564299).
145001302512205 is a wasteful number, since it uses less digits than its factorization.
145001302512205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1496343647.
The product of its (nonzero) digits is 12000, while the sum is 31.
Adding to 145001302512205 its reverse (502215203100541), we get a palindrome (647216505612746).
The spelling of 145001302512205 in words is "one hundred forty-five trillion, one billion, three hundred two million, five hundred twelve thousand, two hundred five".
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