Base | Representation |
---|---|
bin | 10001010110111… |
… | …01110010011000 |
3 | 101010222212000101 |
4 | 20223131302120 |
5 | 244234040203 |
6 | 22240545144 |
7 | 3415452400 |
oct | 1053356230 |
9 | 333885011 |
10 | 145611928 |
11 | 75215440 |
12 | 409221b4 |
13 | 24223807 |
14 | 154a5800 |
15 | cbb441d |
hex | 8addc98 |
145611928 has 48 divisors (see below), whose sum is σ = 346480200. Its totient is φ = 56730240.
The previous prime is 145611923. The next prime is 145611937. The reversal of 145611928 is 829116541.
145611928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145611923) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12573 + ... + 21196.
Almost surely, 2145611928 is an apocalyptic number.
It is an amenable number.
145611928 is an abundant number, since it is smaller than the sum of its proper divisors (200868272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145611928 is a wasteful number, since it uses less digits than its factorization.
145611928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33800 (or 33789 counting only the distinct ones).
The product of its digits is 17280, while the sum is 37.
The square root of 145611928 is about 12066.9767547634. The cubic root of 145611928 is about 526.0967885618.
The spelling of 145611928 in words is "one hundred forty-five million, six hundred eleven thousand, nine hundred twenty-eight".
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