Base | Representation |
---|---|
bin | 10011011100000… |
… | …00011110000111 |
3 | 102100211002002102 |
4 | 21232000132013 |
5 | 313220233440 |
6 | 24102502315 |
7 | 4016643311 |
oct | 1156003607 |
9 | 370732072 |
10 | 163055495 |
11 | 8404a009 |
12 | 4673499b |
13 | 27a20455 |
14 | 179267b1 |
15 | e4acb15 |
hex | 9b80787 |
163055495 has 4 divisors (see below), whose sum is σ = 195666600. Its totient is φ = 130444392.
The previous prime is 163055491. The next prime is 163055509. The reversal of 163055495 is 594550361.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 594550361 = 6217 ⋅95633.
It is a cyclic number.
It is not a de Polignac number, because 163055495 - 22 = 163055491 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163055491) 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 3 ways as a sum of consecutive naturals, for example, 16305545 + ... + 16305554.
It is an arithmetic number, because the mean of its divisors is an integer number (48916650).
Almost surely, 2163055495 is an apocalyptic number.
163055495 is a deficient number, since it is larger than the sum of its proper divisors (32611105).
163055495 is an equidigital number, since it uses as much as digits as its factorization.
163055495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32611104.
The product of its (nonzero) digits is 81000, while the sum is 38.
The square root of 163055495 is about 12769.3185017839. The cubic root of 163055495 is about 546.3175428388.
The spelling of 163055495 in words is "one hundred sixty-three million, fifty-five thousand, four hundred ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •