Base | Representation |
---|---|
bin | 1000011111011110100… |
… | …1010101110100111101 |
3 | 111221120020101101021012 |
4 | 2013313221111310331 |
5 | 4342240003333204 |
6 | 151004221445005 |
7 | 13353154514411 |
oct | 2076751256475 |
9 | 457506341235 |
10 | 145888730429 |
11 | 56964426502 |
12 | 24335a10765 |
13 | 109ac89c880 |
14 | 70bd754d41 |
15 | 3bdcbca76e |
hex | 21f7a55d3d |
145888730429 has 8 divisors (see below), whose sum is σ = 157119842040. Its totient is φ = 134658890496.
The previous prime is 145888730419. The next prime is 145888730441. The reversal of 145888730429 is 924037888541.
It can be written as a sum of positive squares in 4 ways, for example, as 9642847204 + 136245883225 = 98198^2 + 369115^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145888730429 - 24 = 145888730413 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145888730419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72632 + ... + 545025.
It is an arithmetic number, because the mean of its divisors is an integer number (19639980255).
Almost surely, 2145888730429 is an apocalyptic number.
It is an amenable number.
145888730429 is a deficient number, since it is larger than the sum of its proper divisors (11231111611).
145888730429 is a wasteful number, since it uses less digits than its factorization.
145888730429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 635839.
The product of its (nonzero) digits is 15482880, while the sum is 59.
The spelling of 145888730429 in words is "one hundred forty-five billion, eight hundred eighty-eight million, seven hundred thirty thousand, four hundred twenty-nine".
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