Base | Representation |
---|---|
bin | 1000010110110010011111 |
3 | 11010021210110 |
4 | 20112302133 |
5 | 1030043440 |
6 | 114541103 |
7 | 24422166 |
oct | 10266237 |
9 | 4107713 |
10 | 2190495 |
11 | 126682a |
12 | 897793 |
13 | 5b9068 |
14 | 4103dd |
15 | 2d4080 |
hex | 216c9f |
2190495 has 8 divisors (see below), whose sum is σ = 3504816. Its totient is φ = 1168256.
The previous prime is 2190481. The next prime is 2190499. The reversal of 2190495 is 5940912.
It is a happy number.
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 2190495 - 24 = 2190479 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2190499) 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, 73002 + ... + 73031.
It is an arithmetic number, because the mean of its divisors is an integer number (438102).
22190495 is an apocalyptic number.
2190495 is a deficient number, since it is larger than the sum of its proper divisors (1314321).
2190495 is a wasteful number, since it uses less digits than its factorization.
2190495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146041.
The product of its (nonzero) digits is 3240, while the sum is 30.
The square root of 2190495 is about 1480.0320942466. The cubic root of 2190495 is about 129.8715694141.
The spelling of 2190495 in words is "two million, one hundred ninety thousand, four hundred ninety-five".
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