Base | Representation |
---|---|
bin | 111100001001011000101 |
3 | 10201010112202 |
4 | 13201023011 |
5 | 1001032020 |
6 | 110124245 |
7 | 22516010 |
oct | 7411305 |
9 | 3633482 |
10 | 1970885 |
11 | 1126834 |
12 | 7b0685 |
13 | 540107 |
14 | 394377 |
15 | 28de75 |
hex | 1e12c5 |
1970885 has 8 divisors (see below), whose sum is σ = 2702976. Its totient is φ = 1351440.
The previous prime is 1970873. The next prime is 1970921. The reversal of 1970885 is 5880791.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1970885 - 28 = 1970629 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28121 + ... + 28190.
It is an arithmetic number, because the mean of its divisors is an integer number (337872).
21970885 is an apocalyptic number.
It is an amenable number.
1970885 is a deficient number, since it is larger than the sum of its proper divisors (732091).
1970885 is an equidigital number, since it uses as much as digits as its factorization.
1970885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56323.
The product of its (nonzero) digits is 20160, while the sum is 38.
The square root of 1970885 is about 1403.8821175583. The cubic root of 1970885 is about 125.3777373660.
The spelling of 1970885 in words is "one million, nine hundred seventy thousand, eight hundred eighty-five".
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