Base | Representation |
---|---|
bin | 1000011110000010101… |
… | …0110000010100110111 |
3 | 111220120100222200102122 |
4 | 2013200222300110313 |
5 | 4340442311201033 |
6 | 150502051030155 |
7 | 13340464002323 |
oct | 2074052602467 |
9 | 456510880378 |
10 | 145503225143 |
11 | 567868606a1 |
12 | 2424889b35b |
13 | 1094aa64933 |
14 | 7084484983 |
15 | 3bb8e2ba98 |
hex | 21e0ab0537 |
145503225143 has 4 divisors (see below), whose sum is σ = 145577805888. Its totient is φ = 145428644400.
The previous prime is 145503225121. The next prime is 145503225187. The reversal of 145503225143 is 341522305541.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341522305541 = 2753 ⋅124054597.
It is a cyclic number.
It is not a de Polignac number, because 145503225143 - 234 = 128323355959 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 (145503225103) 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 3 ways as a sum of consecutive naturals, for example, 37287446 + ... + 37291347.
It is an arithmetic number, because the mean of its divisors is an integer number (36394451472).
Almost surely, 2145503225143 is an apocalyptic number.
145503225143 is a deficient number, since it is larger than the sum of its proper divisors (74580745).
145503225143 is an equidigital number, since it uses as much as digits as its factorization.
145503225143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74580744.
The product of its (nonzero) digits is 72000, while the sum is 35.
The spelling of 145503225143 in words is "one hundred forty-five billion, five hundred three million, two hundred twenty-five thousand, one hundred forty-three".
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