Base | Representation |
---|---|
bin | 1000011110001111001… |
… | …0011001011001000101 |
3 | 111220201000110120100212 |
4 | 2013203302121121011 |
5 | 4341044210410010 |
6 | 150511200445205 |
7 | 13342000563152 |
oct | 2074362313105 |
9 | 456630416325 |
10 | 145555560005 |
11 | 56803356649 |
12 | 24262319805 |
13 | 109588599cb |
14 | 708b3c9229 |
15 | 3bbd818505 |
hex | 21e3c99645 |
145555560005 has 8 divisors (see below), whose sum is σ = 184941182232. Its totient is φ = 109594774528.
The previous prime is 145555560001. The next prime is 145555560037. The reversal of 145555560005 is 500065555541.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 17471023684 + 128084536321 = 132178^2 + 357889^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145555560005 - 22 = 145555560001 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145555560001) 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, 856209092 + ... + 856209261.
It is an arithmetic number, because the mean of its divisors is an integer number (23117647779).
Almost surely, 2145555560005 is an apocalyptic number.
It is an amenable number.
145555560005 is a deficient number, since it is larger than the sum of its proper divisors (39385622227).
145555560005 is a wasteful number, since it uses less digits than its factorization.
145555560005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1712418375.
The product of its (nonzero) digits is 375000, while the sum is 41.
The spelling of 145555560005 in words is "one hundred forty-five billion, five hundred fifty-five million, five hundred sixty thousand, five".
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