Base | Representation |
---|---|
bin | 111101001001000… |
… | …011101001100000 |
3 | 2122111012020200102 |
4 | 331021003221200 |
5 | 4100100100131 |
6 | 245442041532 |
7 | 34264011056 |
oct | 7511035140 |
9 | 2574166612 |
10 | 1025784416 |
11 | 487035018 |
12 | 2476492a8 |
13 | 134697437 |
14 | 9a3401d6 |
15 | 600c61cb |
hex | 3d243a60 |
1025784416 has 48 divisors (see below), whose sum is σ = 2054707200. Its totient is φ = 504033408.
The previous prime is 1025784413. The next prime is 1025784511. The reversal of 1025784416 is 6144875201.
It is a super-2 number, since 2×10257844162 = 2104467336216922112, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1025784416.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1025784413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457025 + ... + 459263.
It is an arithmetic number, because the mean of its divisors is an integer number (42806400).
Almost surely, 21025784416 is an apocalyptic number.
1025784416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1025784416 is an abundant number, since it is smaller than the sum of its proper divisors (1028922784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1025784416 is a wasteful number, since it uses less digits than its factorization.
1025784416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2491 (or 2483 counting only the distinct ones).
The product of its (nonzero) digits is 53760, while the sum is 38.
The square root of 1025784416 is about 32027.8693640398. The cubic root of 1025784416 is about 1008.5219749757.
The spelling of 1025784416 in words is "one billion, twenty-five million, seven hundred eighty-four thousand, four hundred sixteen".
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