Base | Representation |
---|---|
bin | 10010011111110… |
… | …00111001000101 |
3 | 101210221221200121 |
4 | 21033320321011 |
5 | 304210111013 |
6 | 23221341541 |
7 | 3562560622 |
oct | 1117707105 |
9 | 353857617 |
10 | 155160133 |
11 | 7a647117 |
12 | 43b678b1 |
13 | 261b783b |
14 | 1686d349 |
15 | d94d58d |
hex | 93f8e45 |
155160133 has 8 divisors (see below), whose sum is σ = 157190040. Its totient is φ = 153139200.
The previous prime is 155160079. The next prime is 155160151. The reversal of 155160133 is 331061551.
It can be written as a sum of positive squares in 4 ways, for example, as 63728289 + 91431844 = 7983^2 + 9562^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 155160133 - 221 = 153062981 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 155160098 and 155160107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155160193) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36903 + ... + 40891.
It is an arithmetic number, because the mean of its divisors is an integer number (19648755).
Almost surely, 2155160133 is an apocalyptic number.
It is an amenable number.
155160133 is a deficient number, since it is larger than the sum of its proper divisors (2029907).
155160133 is an equidigital number, since it uses as much as digits as its factorization.
155160133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4487.
The product of its (nonzero) digits is 1350, while the sum is 25.
The square root of 155160133 is about 12456.3290338687. The cubic root of 155160133 is about 537.3534576531.
The spelling of 155160133 in words is "one hundred fifty-five million, one hundred sixty thousand, one hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.202 sec. • engine limits •