Base | Representation |
---|---|
bin | 111010111010110100000 |
3 | 10122002100210 |
4 | 13113112200 |
5 | 443240111 |
6 | 105214120 |
7 | 22260510 |
oct | 7272640 |
9 | 3562323 |
10 | 1930656 |
11 | 10a9592 |
12 | 791340 |
13 | 527a00 |
14 | 383840 |
15 | 2820a6 |
hex | 1d75a0 |
1930656 has 144 divisors (see below), whose sum is σ = 6640704. Its totient is φ = 479232.
The previous prime is 1930633. The next prime is 1930667. The reversal of 1930656 is 6560391.
1930656 = T120 + T121 + ... + T236.
It is a happy number.
It is an unprimeable number.
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 in 23 ways as a sum of consecutive naturals, for example, 113560 + ... + 113576.
It is an arithmetic number, because the mean of its divisors is an integer number (46116).
21930656 is an apocalyptic number.
1930656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1930656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3320352).
1930656 is an abundant number, since it is smaller than the sum of its proper divisors (4710048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1930656 is a wasteful number, since it uses less digits than its factorization.
1930656 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63 (or 42 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 30.
The square root of 1930656 is about 1389.4804784523. The cubic root of 1930656 is about 124.5188113702.
The spelling of 1930656 in words is "one million, nine hundred thirty thousand, six hundred fifty-six".
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