Base | Representation |
---|---|
bin | 10001010110001… |
… | …11100111100100 |
3 | 101010211020110021 |
4 | 20223013213210 |
5 | 244223133444 |
6 | 22235004524 |
7 | 3414623560 |
oct | 1053074744 |
9 | 333736407 |
10 | 145521124 |
11 | 751631a1 |
12 | 40899744 |
13 | 241c1398 |
14 | 154806a0 |
15 | cb97584 |
hex | 8ac79e4 |
145521124 has 12 divisors (see below), whose sum is σ = 291042304. Its totient is φ = 62366184.
The previous prime is 145521121. The next prime is 145521137. The reversal of 145521124 is 421125541.
145521124 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
145521124 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (145521121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2598564 + ... + 2598619.
Almost surely, 2145521124 is an apocalyptic number.
145521124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
145521124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145521124 is a wasteful number, since it uses less digits than its factorization.
145521124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5197194 (or 5197192 counting only the distinct ones).
The product of its digits is 1600, while the sum is 25.
The square root of 145521124 is about 12063.2136680074. The cubic root of 145521124 is about 525.9874073522.
Adding to 145521124 its reverse (421125541), we get a palindrome (566646665).
The spelling of 145521124 in words is "one hundred forty-five million, five hundred twenty-one thousand, one hundred twenty-four".
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