Base | Representation |
---|---|
bin | 1000011101110001001… |
… | …1111010111001000011 |
3 | 111220101021110002002010 |
4 | 2013130103322321003 |
5 | 4340320103131433 |
6 | 150450520224003 |
7 | 13335615465546 |
oct | 2073423727103 |
9 | 456337402063 |
10 | 145430130243 |
11 | 56749576392 |
12 | 2422830b003 |
13 | 10938881508 |
14 | 707889885d |
15 | 3bb27dde63 |
hex | 21dc4fae43 |
145430130243 has 16 divisors (see below), whose sum is σ = 203507170560. Its totient is φ = 92201988384.
The previous prime is 145430130229. The next prime is 145430130247. The reversal of 145430130243 is 342031034541.
It is not a de Polignac number, because 145430130243 - 25 = 145430130211 is a prime.
It is a super-3 number, since 3×1454301302433 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 145430130243.
It is not an unprimeable number, because it can be changed into a prime (145430130247) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6079633 + ... + 6103506.
It is an arithmetic number, because the mean of its divisors is an integer number (12719198160).
Almost surely, 2145430130243 is an apocalyptic number.
145430130243 is a deficient number, since it is larger than the sum of its proper divisors (58077040317).
145430130243 is a wasteful number, since it uses less digits than its factorization.
145430130243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12183338.
The product of its (nonzero) digits is 17280, while the sum is 30.
Adding to 145430130243 its reverse (342031034541), we get a palindrome (487461164784).
The spelling of 145430130243 in words is "one hundred forty-five billion, four hundred thirty million, one hundred thirty thousand, two hundred forty-three".
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