Base | Representation |
---|---|
bin | 10010001111100… |
… | …00111100110010 |
3 | 101122221202022110 |
4 | 21013300330302 |
5 | 303133433300 |
6 | 23103550150 |
7 | 3535510626 |
oct | 1107607462 |
9 | 348852273 |
10 | 153030450 |
11 | 79422051 |
12 | 432bb356 |
13 | 25920381 |
14 | 16477186 |
15 | d67c550 |
hex | 91f0f32 |
153030450 has 96 divisors (see below), whose sum is σ = 393724800. Its totient is φ = 39308800.
The previous prime is 153030407. The next prime is 153030463. The reversal of 153030450 is 54030351.
153030450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 916267 + ... + 916433.
It is an arithmetic number, because the mean of its divisors is an integer number (4101300).
Almost surely, 2153030450 is an apocalyptic number.
153030450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 153030450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196862400).
153030450 is an abundant number, since it is smaller than the sum of its proper divisors (240694350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153030450 is a wasteful number, since it uses less digits than its factorization.
153030450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 372 (or 367 counting only the distinct ones).
The product of its (nonzero) digits is 900, while the sum is 21.
The square root of 153030450 is about 12370.5476839144. The cubic root of 153030450 is about 534.8836035250.
Subtracting from 153030450 its reverse (54030351), we obtain a palindrome (99000099).
The spelling of 153030450 in words is "one hundred fifty-three million, thirty thousand, four hundred fifty".
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