Base | Representation |
---|---|
bin | 1000011100011010001… |
… | …0010101111110010000 |
3 | 111212102211001000020211 |
4 | 2013012202111332100 |
5 | 4334043042444212 |
6 | 150350350213504 |
7 | 13323561363211 |
oct | 2070642257620 |
9 | 455384030224 |
10 | 145064812432 |
11 | 56581339741 |
12 | 24145ab4294 |
13 | 108aac94127 |
14 | 7042161408 |
15 | 3b906cb9a7 |
hex | 21c6895f90 |
145064812432 has 20 divisors (see below), whose sum is σ = 295855868080. Its totient is φ = 68714911008.
The previous prime is 145064812423. The next prime is 145064812439. The reversal of 145064812432 is 234218460541.
It is a happy number.
It is a super-4 number, since 4×1450648124324 (a number of 46 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (145064812439) 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, 238593138 + ... + 238593745.
It is an arithmetic number, because the mean of its divisors is an integer number (14792793404).
Almost surely, 2145064812432 is an apocalyptic number.
It is an amenable number.
145064812432 is an abundant number, since it is smaller than the sum of its proper divisors (150791055648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145064812432 is a wasteful number, since it uses less digits than its factorization.
145064812432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 477186910 (or 477186904 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 40.
The spelling of 145064812432 in words is "one hundred forty-five billion, sixty-four million, eight hundred twelve thousand, four hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •