Base | Representation |
---|---|
bin | 10011010101001… |
… | …01111000000011 |
3 | 102022010120212210 |
4 | 21222211320003 |
5 | 313003111011 |
6 | 24031353203 |
7 | 4006224030 |
oct | 1152457003 |
9 | 368116783 |
10 | 162160131 |
11 | 83598341 |
12 | 46382803 |
13 | 27798a53 |
14 | 17772387 |
15 | e3826a6 |
hex | 9aa5e03 |
162160131 has 8 divisors (see below), whose sum is σ = 247101184. Its totient is φ = 92662920.
The previous prime is 162160129. The next prime is 162160133. The reversal of 162160131 is 131061261.
It is an interprime number because it is at equal distance from previous prime (162160129) and next prime (162160133).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 162160131 - 21 = 162160129 is a prime.
It is a super-2 number, since 2×1621601312 = 52591816171874322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 7721911 = 162160131 / (1 + 6 + 2 + 1 + 6 + 0 + 1 + 3 + 1).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 162160098 and 162160107.
It is not an unprimeable number, because it can be changed into a prime (162160133) 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, 3860935 + ... + 3860976.
It is an arithmetic number, because the mean of its divisors is an integer number (30887648).
Almost surely, 2162160131 is an apocalyptic number.
162160131 is a deficient number, since it is larger than the sum of its proper divisors (84941053).
162160131 is an equidigital number, since it uses as much as digits as its factorization.
162160131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7721921.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 162160131 is about 12734.2110474108. The cubic root of 162160131 is about 545.3157343415.
The spelling of 162160131 in words is "one hundred sixty-two million, one hundred sixty thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •