Base | Representation |
---|---|
bin | 1100000100011100111001 |
3 | 12221202010202 |
4 | 30010130321 |
5 | 1302221321 |
6 | 151451545 |
7 | 35615243 |
oct | 14043471 |
9 | 5852122 |
10 | 3163961 |
11 | 1871149 |
12 | 1086bb5 |
13 | 86a188 |
14 | 5c5093 |
15 | 42770b |
hex | 304739 |
3163961 has 2 divisors, whose sum is σ = 3163962. Its totient is φ = 3163960.
The previous prime is 3163957. The next prime is 3163967. The reversal of 3163961 is 1693613.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1771561 + 1392400 = 1331^2 + 1180^2 .
It is an emirp because it is prime and its reverse (1693613) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3163961 - 22 = 3163957 is a prime.
It is not a weakly prime, because it can be changed into another prime (3163967) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1581980 + 1581981.
It is an arithmetic number, because the mean of its divisors is an integer number (1581981).
Almost surely, 23163961 is an apocalyptic number.
It is an amenable number.
3163961 is a deficient number, since it is larger than the sum of its proper divisors (1).
3163961 is an equidigital number, since it uses as much as digits as its factorization.
3163961 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2916, while the sum is 29.
The square root of 3163961 is about 1778.7526528441. The cubic root of 3163961 is about 146.8059667135.
The spelling of 3163961 in words is "three million, one hundred sixty-three thousand, nine hundred sixty-one".
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