| Base | Representation |
|---|---|
| bin | 100111011111010… |
| … | …0111110111000000 |
| 3 | 10102100021221212000 |
| 4 | 1032332213313000 |
| 5 | 10203202222130 |
| 6 | 335252104000 |
| 7 | 44556434403 |
| oct | 11676476700 |
| 9 | 3370257760 |
| 10 | 1325039040 |
| 11 | 61aa4a496 |
| 12 | 30b905000 |
| 13 | 181693b90 |
| 14 | c7d9bd3a |
| 15 | 7b4d9260 |
| hex | 4efa7dc0 |
1325039040 has 448 divisors, whose sum is σ = 5161605120. Its totient is φ = 317952000.
The previous prime is 1325039033. The next prime is 1325039047. The reversal of 1325039040 is 409305231.
1325039040 is a `hidden beast` number, since 1 + 32 + 503 + 90 + 40 = 666.
It is an interprime number because it is at equal distance from previous prime (1325039033) and next prime (1325039047).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 1325038995 and 1325039013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1325039047) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5278915 + ... + 5279165.
It is an arithmetic number, because the mean of its divisors is an integer number (11521440).
Almost surely, 21325039040 is an apocalyptic number.
1325039040 is a gapful number since it is divisible by the number (10) 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 1325039040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2580802560).
1325039040 is an abundant number, since it is smaller than the sum of its proper divisors (3836566080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1325039040 is a wasteful number, since it uses less digits than its factorization.
1325039040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337 (or 321 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 1325039040 is about 36401.0856980942. The cubic root of 1325039040 is about 1098.3554046718.
The spelling of 1325039040 in words is "one billion, three hundred twenty-five million, thirty-nine thousand, forty".
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