Base | Representation |
---|---|
bin | 1000011100011110000… |
… | …0100000100100100000 |
3 | 111212110221200221121211 |
4 | 2013013200200210200 |
5 | 4334111230440033 |
6 | 150352131355504 |
7 | 13324150035331 |
oct | 2070740404440 |
9 | 455427627554 |
10 | 145081108768 |
11 | 5658a55a392 |
12 | 2414b452b94 |
13 | 108b147b82b |
14 | 70443a4288 |
15 | 3b91d4a2cd |
hex | 21c7820920 |
145081108768 has 12 divisors (see below), whose sum is σ = 285628432950. Its totient is φ = 72540554368.
The previous prime is 145081108763. The next prime is 145081108769. The reversal of 145081108768 is 867801180541.
It can be written as a sum of positive squares in only one way, i.e., 141565567504 + 3515541264 = 376252^2 + 59292^2 .
It is not an unprimeable number, because it can be changed into a prime (145081108763) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2266892293 + ... + 2266892356.
Almost surely, 2145081108768 is an apocalyptic number.
It is an amenable number.
145081108768 is a deficient number, since it is larger than the sum of its proper divisors (140547324182).
145081108768 is an equidigital number, since it uses as much as digits as its factorization.
145081108768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4533784659 (or 4533784651 counting only the distinct ones).
The product of its (nonzero) digits is 430080, while the sum is 49.
The spelling of 145081108768 in words is "one hundred forty-five billion, eighty-one million, one hundred eight thousand, seven hundred sixty-eight".
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