Base | Representation |
---|---|
bin | 10010010101111… |
… | …01011100001111 |
3 | 101201112022021120 |
4 | 21022331130033 |
5 | 303342234142 |
6 | 23133532023 |
7 | 3545566614 |
oct | 1112753417 |
9 | 351468246 |
10 | 153868047 |
11 | 79944383 |
12 | 43644013 |
13 | 25b546a8 |
14 | 1661450b |
15 | d7957ec |
hex | 92bd70f |
153868047 has 16 divisors (see below), whose sum is σ = 212069760. Its totient is φ = 99180000.
The previous prime is 153868031. The next prime is 153868049. The reversal of 153868047 is 740868351.
It is not a de Polignac number, because 153868047 - 24 = 153868031 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153868049) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3672 + ... + 17922.
It is an arithmetic number, because the mean of its divisors is an integer number (13254360).
Almost surely, 2153868047 is an apocalyptic number.
153868047 is a deficient number, since it is larger than the sum of its proper divisors (58201713).
153868047 is a wasteful number, since it uses less digits than its factorization.
153868047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14374.
The product of its (nonzero) digits is 161280, while the sum is 42.
The square root of 153868047 is about 12404.3559687716. The cubic root of 153868047 is about 535.8577059255.
The spelling of 153868047 in words is "one hundred fifty-three million, eight hundred sixty-eight thousand, forty-seven".
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