Base | Representation |
---|---|
bin | 10001011001111… |
… | …00000111011100 |
3 | 101011201111000110 |
4 | 20230330013130 |
5 | 244333421200 |
6 | 22253130020 |
7 | 3421652010 |
oct | 1054740734 |
9 | 334644013 |
10 | 145998300 |
11 | 75459758 |
12 | 40a89910 |
13 | 2432a636 |
14 | 15566540 |
15 | cc3db50 |
hex | 8b3c1dc |
145998300 has 144 divisors (see below), whose sum is σ = 496079360. Its totient is φ = 32451840.
The previous prime is 145998283. The next prime is 145998301. The reversal of 145998300 is 3899541.
145998300 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 (145998301) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76761 + ... + 78639.
Almost surely, 2145998300 is an apocalyptic number.
145998300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145998300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248039680).
145998300 is an abundant number, since it is smaller than the sum of its proper divisors (350081060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145998300 is a wasteful number, since it uses less digits than its factorization.
145998300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1940 (or 1933 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 39.
The square root of 145998300 is about 12082.9756268893. The cubic root of 145998300 is about 526.5616990687.
The spelling of 145998300 in words is "one hundred forty-five million, nine hundred ninety-eight thousand, three hundred".
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