Base | Representation |
---|---|
bin | 1000011110111000111… |
… | …0000010111000000101 |
3 | 111221011012210111121220 |
4 | 2013232032002320011 |
5 | 4341424012024343 |
6 | 150540412030553 |
7 | 13346224330356 |
oct | 2075616027005 |
9 | 457135714556 |
10 | 145730579973 |
11 | 56893127750 |
12 | 242b0a62459 |
13 | 10985ba8c14 |
14 | 70a6747d2d |
15 | 3bcdd8b183 |
hex | 21ee382e05 |
145730579973 has 8 divisors (see below), whose sum is σ = 211971752736. Its totient is φ = 88321563600.
The previous prime is 145730579921. The next prime is 145730579999. The reversal of 145730579973 is 379975037541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145730579973 - 212 = 145730575877 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145730579773) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2208039058 + ... + 2208039123.
It is an arithmetic number, because the mean of its divisors is an integer number (26496469092).
Almost surely, 2145730579973 is an apocalyptic number.
It is an amenable number.
145730579973 is a deficient number, since it is larger than the sum of its proper divisors (66241172763).
145730579973 is a wasteful number, since it uses less digits than its factorization.
145730579973 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4416078195.
The product of its (nonzero) digits is 25004700, while the sum is 60.
The spelling of 145730579973 in words is "one hundred forty-five billion, seven hundred thirty million, five hundred seventy-nine thousand, nine hundred seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •