Base | Representation |
---|---|
bin | 10011011011011… |
… | …10000100001101 |
3 | 102100200020200100 |
4 | 21231232010031 |
5 | 313210330414 |
6 | 24101121313 |
7 | 4016210445 |
oct | 1155560415 |
9 | 370606610 |
10 | 162980109 |
11 | 83aa8406 |
12 | 466b9239 |
13 | 279c5046 |
14 | 17907125 |
15 | e495609 |
hex | 9b6e10d |
162980109 has 12 divisors (see below), whose sum is σ = 236650752. Its totient is φ = 108083400.
The previous prime is 162980101. The next prime is 162980117. The reversal of 162980109 is 901089261.
162980109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (162980101) and next prime (162980117).
It is not a de Polignac number, because 162980109 - 23 = 162980101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (162980101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45687 + ... + 49124.
It is an arithmetic number, because the mean of its divisors is an integer number (19720896).
Almost surely, 2162980109 is an apocalyptic number.
It is an amenable number.
162980109 is a deficient number, since it is larger than the sum of its proper divisors (73670643).
162980109 is a wasteful number, since it uses less digits than its factorization.
162980109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95008 (or 95005 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 36.
The square root of 162980109 is about 12766.3663193565. The cubic root of 162980109 is about 546.2333362461.
The spelling of 162980109 in words is "one hundred sixty-two million, nine hundred eighty thousand, one hundred nine".
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