Base | Representation |
---|---|
bin | 10001010011001… |
… | …11000110110100 |
3 | 101010002011012002 |
4 | 20221213012310 |
5 | 244123011222 |
6 | 22222314432 |
7 | 3411356216 |
oct | 1051470664 |
9 | 333064162 |
10 | 145125812 |
11 | 74a13197 |
12 | 40728a18 |
13 | 240b3480 |
14 | 153ba5b6 |
15 | cb1a392 |
hex | 8a671b4 |
145125812 has 24 divisors (see below), whose sum is σ = 276073056. Its totient is φ = 66352608.
The previous prime is 145125797. The next prime is 145125823. The reversal of 145125812 is 218521541.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7478 + ... + 18605.
It is an arithmetic number, because the mean of its divisors is an integer number (11503044).
Almost surely, 2145125812 is an apocalyptic number.
It is an amenable number.
145125812 is a deficient number, since it is larger than the sum of its proper divisors (130947244).
145125812 is a wasteful number, since it uses less digits than its factorization.
145125812 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26207 (or 26205 counting only the distinct ones).
The product of its digits is 3200, while the sum is 29.
The square root of 145125812 is about 12046.8175050509. The cubic root of 145125812 is about 525.5106891627.
The spelling of 145125812 in words is "one hundred forty-five million, one hundred twenty-five thousand, eight hundred twelve".
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