Base | Representation |
---|---|
bin | 101001011001011011… |
… | …111110110000110001 |
3 | 11020201210212010000100 |
4 | 221121123332300301 |
5 | 1212013221231040 |
6 | 32230425343013 |
7 | 3132342203640 |
oct | 513133766061 |
9 | 136653763010 |
10 | 44450180145 |
11 | 1793aa71278 |
12 | 8746337a69 |
13 | 4265034957 |
14 | 2219629357 |
15 | 1252533b30 |
hex | a596fec31 |
44450180145 has 24 divisors (see below), whose sum is σ = 88053690816. Its totient is φ = 20320082208.
The previous prime is 44450180129. The next prime is 44450180147. The reversal of 44450180145 is 54108105444.
44450180145 is a `hidden beast` number, since 4 + 4 + 4 + 501 + 8 + 0 + 145 = 666.
It is not a de Polignac number, because 44450180145 - 24 = 44450180129 is a prime.
It is not an unprimeable number, because it can be changed into a prime (44450180147) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70555527 + ... + 70556156.
It is an arithmetic number, because the mean of its divisors is an integer number (3668903784).
Almost surely, 244450180145 is an apocalyptic number.
44450180145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
44450180145 is a deficient number, since it is larger than the sum of its proper divisors (43603510671).
44450180145 is a wasteful number, since it uses less digits than its factorization.
44450180145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141111701 (or 141111698 counting only the distinct ones).
The product of its (nonzero) digits is 51200, while the sum is 36.
Adding to 44450180145 its reverse (54108105444), we get a palindrome (98558285589).
The spelling of 44450180145 in words is "forty-four billion, four hundred fifty million, one hundred eighty thousand, one hundred forty-five".
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