Base | Representation |
---|---|
bin | 10010100100101… |
… | …01010111011000 |
3 | 101212011111212012 |
4 | 21102111113120 |
5 | 304341113143 |
6 | 23243205052 |
7 | 3601200314 |
oct | 1122252730 |
9 | 355144765 |
10 | 155801048 |
11 | 7aa446a7 |
12 | 44216788 |
13 | 26380490 |
14 | 16998b44 |
15 | da28418 |
hex | 94955d8 |
155801048 has 32 divisors (see below), whose sum is σ = 315675360. Its totient is φ = 71662080.
The previous prime is 155801047. The next prime is 155801077. The reversal of 155801048 is 840108551.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155801047) by changing a digit.
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, 29936 + ... + 34752.
It is an arithmetic number, because the mean of its divisors is an integer number (9864855).
Almost surely, 2155801048 is an apocalyptic number.
It is an amenable number.
155801048 is an abundant number, since it is smaller than the sum of its proper divisors (159874312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155801048 is a wasteful number, since it uses less digits than its factorization.
155801048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5147 (or 5143 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 32.
The square root of 155801048 is about 12482.0290017288. The cubic root of 155801048 is about 538.0923175051.
Adding to 155801048 its reverse (840108551), we get a palindrome (995909599).
The spelling of 155801048 in words is "one hundred fifty-five million, eight hundred one thousand, forty-eight".
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