Base | Representation |
---|---|
bin | 1110001110111… |
… | …01101100101001 |
3 | 22022200000010002 |
4 | 13013131230221 |
5 | 221031202121 |
6 | 15503032345 |
7 | 2646600452 |
oct | 707355451 |
9 | 268600102 |
10 | 119397161 |
11 | 6143a944 |
12 | 33b9b6b5 |
13 | 1b975710 |
14 | 11c00129 |
15 | a736e0b |
hex | 71ddb29 |
119397161 has 8 divisors (see below), whose sum is σ = 129327240. Its totient is φ = 109573632.
The previous prime is 119397143. The next prime is 119397241. The reversal of 119397161 is 161793911.
It can be written as a sum of positive squares in 4 ways, for example, as 3705625 + 115691536 = 1925^2 + 10756^2 .
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 119397161 - 226 = 52288297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (119397101) 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, 24296 + ... + 28793.
It is an arithmetic number, because the mean of its divisors is an integer number (16165905).
Almost surely, 2119397161 is an apocalyptic number.
It is an amenable number.
119397161 is a deficient number, since it is larger than the sum of its proper divisors (9930079).
119397161 is a wasteful number, since it uses less digits than its factorization.
119397161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53275.
The product of its digits is 10206, while the sum is 38.
The square root of 119397161 is about 10926.9007957426. The cubic root of 119397161 is about 492.4150674226.
The spelling of 119397161 in words is "one hundred nineteen million, three hundred ninety-seven thousand, one hundred sixty-one".
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