Base | Representation |
---|---|
bin | 10011011011011… |
… | …10000111000101 |
3 | 102100200020221011 |
4 | 21231232013011 |
5 | 313210332133 |
6 | 24101122221 |
7 | 4016211130 |
oct | 1155560705 |
9 | 370606834 |
10 | 162980293 |
11 | 83aa8563 |
12 | 466b9371 |
13 | 279c5158 |
14 | 17907217 |
15 | e4956cd |
hex | 9b6e1c5 |
162980293 has 8 divisors (see below), whose sum is σ = 186385088. Its totient is φ = 139605984.
The previous prime is 162980249. The next prime is 162980297. The reversal of 162980293 is 392089261.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-162980293 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (162980297) 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, 5305 + ... + 18817.
It is an arithmetic number, because the mean of its divisors is an integer number (23298136).
Almost surely, 2162980293 is an apocalyptic number.
It is an amenable number.
162980293 is a deficient number, since it is larger than the sum of its proper divisors (23404795).
162980293 is a wasteful number, since it uses less digits than its factorization.
162980293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15243.
The product of its (nonzero) digits is 46656, while the sum is 40.
The square root of 162980293 is about 12766.3735257903. The cubic root of 162980293 is about 546.2335418068.
The spelling of 162980293 in words is "one hundred sixty-two million, nine hundred eighty thousand, two hundred ninety-three".
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