Base | Representation |
---|---|
bin | 11110111010100000000 |
3 | 1220110120020 |
4 | 3313110000 |
5 | 224403432 |
6 | 33413440 |
7 | 11416221 |
oct | 3672400 |
9 | 1813506 |
10 | 1012992 |
11 | 632092 |
12 | 40a280 |
13 | 296106 |
14 | 1c5248 |
15 | 15022c |
hex | f7500 |
1012992 has 36 divisors (see below), whose sum is σ = 2698080. Its totient is φ = 337408.
The previous prime is 1012981. The next prime is 1012993. The reversal of 1012992 is 2992101.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a nialpdrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1012993) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109 + ... + 1427.
21012992 is an apocalyptic number.
1012992 is a gapful number since it is divisible by the number (12) 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 1012992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1349040).
1012992 is an abundant number, since it is smaller than the sum of its proper divisors (1685088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012992 is an equidigital number, since it uses as much as digits as its factorization.
1012992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1338 (or 1324 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 24.
The square root of 1012992 is about 1006.4750369483. The cubic root of 1012992 is about 100.4312046199.
The spelling of 1012992 in words is "one million, twelve thousand, nine hundred ninety-two".
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