Base | Representation |
---|---|
bin | 1000011010000111100… |
… | …1000010011000101001 |
3 | 111210211222011112100110 |
4 | 2012201321002120221 |
5 | 4331313200121041 |
6 | 150205344524533 |
7 | 13302414531264 |
oct | 2064171023051 |
9 | 453758145313 |
10 | 144450004521 |
11 | 56296297429 |
12 | 23bb4020749 |
13 | 108107b2474 |
14 | 6dc4641cdb |
15 | 3b56736516 |
hex | 21a1e42629 |
144450004521 has 8 divisors (see below), whose sum is σ = 195757383424. Its totient is φ = 94721314320.
The previous prime is 144450004519. The next prime is 144450004579. The reversal of 144450004521 is 125400054441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 144450004521 - 21 = 144450004519 is a prime.
It is a super-2 number, since 2×1444500045212 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144450004421) 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, 394671961 + ... + 394672326.
It is an arithmetic number, because the mean of its divisors is an integer number (24469672928).
Almost surely, 2144450004521 is an apocalyptic number.
It is an amenable number.
144450004521 is a deficient number, since it is larger than the sum of its proper divisors (51307378903).
144450004521 is an equidigital number, since it uses as much as digits as its factorization.
144450004521 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 789344351.
The product of its (nonzero) digits is 12800, while the sum is 30.
Adding to 144450004521 its reverse (125400054441), we get a palindrome (269850058962).
The spelling of 144450004521 in words is "one hundred forty-four billion, four hundred fifty million, four thousand, five hundred twenty-one".
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