Base | Representation |
---|---|
bin | 10010010110100… |
… | …10101100001101 |
3 | 101201200201200012 |
4 | 21023102230031 |
5 | 303403030320 |
6 | 23135443005 |
7 | 3546411434 |
oct | 1113225415 |
9 | 351621605 |
10 | 153955085 |
11 | 799a3809 |
12 | 43686465 |
13 | 25b851ab |
14 | 1663811b |
15 | d7b14c5 |
hex | 92d2b0d |
153955085 has 4 divisors (see below), whose sum is σ = 184746108. Its totient is φ = 123164064.
The previous prime is 153955063. The next prime is 153955091. The reversal of 153955085 is 580559351.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 93644329 + 60310756 = 9677^2 + 7766^2 .
It is a cyclic number.
It is not a de Polignac number, because 153955085 - 212 = 153950989 is a prime.
It is a Duffinian number.
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 3 ways as a sum of consecutive naturals, for example, 15395504 + ... + 15395513.
It is an arithmetic number, because the mean of its divisors is an integer number (46186527).
Almost surely, 2153955085 is an apocalyptic number.
It is an amenable number.
153955085 is a deficient number, since it is larger than the sum of its proper divisors (30791023).
153955085 is an equidigital number, since it uses as much as digits as its factorization.
153955085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30791022.
The product of its (nonzero) digits is 135000, while the sum is 41.
The square root of 153955085 is about 12407.8638370994. The cubic root of 153955085 is about 535.9587257982.
The spelling of 153955085 in words is "one hundred fifty-three million, nine hundred fifty-five thousand, eighty-five".
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