Base | Representation |
---|---|
bin | 10010011110101… |
… | …11101010000000 |
3 | 101210201000221122 |
4 | 21033113222000 |
5 | 304141232000 |
6 | 23214411412 |
7 | 3561453005 |
oct | 1117275200 |
9 | 353630848 |
10 | 155024000 |
11 | 7a56390a |
12 | 43b00b68 |
13 | 2616a8a1 |
14 | 168358ac |
15 | d923085 |
hex | 93d7a80 |
155024000 has 64 divisors (see below), whose sum is σ = 385468200. Its totient is φ = 62003200.
The previous prime is 155023943. The next prime is 155024011. The reversal of 155024000 is 420551.
155024000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 49674304 + 105349696 = 7048^2 + 10264^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is a self number, because there is not a number n which added to its sum of digits gives 155024000.
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, 11156 + ... + 20844.
Almost surely, 2155024000 is an apocalyptic number.
155024000 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 155024000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192734100).
155024000 is an abundant number, since it is smaller than the sum of its proper divisors (230444200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155024000 is an frugal number, since it uses more digits than its factorization.
155024000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9718 (or 9696 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 17.
The square root of 155024000 is about 12450.8634238755. The cubic root of 155024000 is about 537.1962588913.
Adding to 155024000 its reverse (420551), we get a palindrome (155444551).
The spelling of 155024000 in words is "one hundred fifty-five million, twenty-four thousand".
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