Base | Representation |
---|---|
bin | 111011101100100001010 |
3 | 10200101021101 |
4 | 13131210022 |
5 | 1000043411 |
6 | 105532014 |
7 | 22424635 |
oct | 7354412 |
9 | 3611241 |
10 | 1956106 |
11 | 1116719 |
12 | 7a400a |
13 | 536479 |
14 | 38cc1c |
15 | 2898c1 |
hex | 1dd90a |
1956106 has 4 divisors (see below), whose sum is σ = 2934162. Its totient is φ = 978052.
The previous prime is 1956091. The next prime is 1956109. The reversal of 1956106 is 6016591.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6016591 = 7 ⋅859513.
It can be written as a sum of positive squares in only one way, i.e., 1540081 + 416025 = 1241^2 + 645^2 .
It is not an unprimeable number, because it can be changed into a prime (1956109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489025 + ... + 489028.
21956106 is an apocalyptic number.
1956106 is a deficient number, since it is larger than the sum of its proper divisors (978056).
1956106 is an equidigital number, since it uses as much as digits as its factorization.
1956106 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 978055.
The product of its (nonzero) digits is 1620, while the sum is 28.
The square root of 1956106 is about 1398.6085942822. The cubic root of 1956106 is about 125.0635623398.
The spelling of 1956106 in words is "one million, nine hundred fifty-six thousand, one hundred six".
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