Base | Representation |
---|---|
bin | 111101001001110… |
… | …000101100110000 |
3 | 2122111112121210210 |
4 | 331021300230300 |
5 | 4100122001234 |
6 | 245450024120 |
7 | 34265410050 |
oct | 7511605460 |
9 | 2574477723 |
10 | 1025968944 |
11 | 487150720 |
12 | 247718040 |
13 | 134730420 |
14 | 9a38b560 |
15 | 60110be9 |
hex | 3d270b30 |
1025968944 has 320 divisors, whose sum is σ = 3607769088. Its totient is φ = 242611200.
The previous prime is 1025968939. The next prime is 1025968961. The reversal of 1025968944 is 4498695201.
It is a super-2 number, since 2×10259689442 = 2105224548104950272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a junction number, because it is equal to n+sod(n) for n = 1025968893 and 1025968902.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6294207 + ... + 6294369.
Almost surely, 21025968944 is an apocalyptic number.
1025968944 is a gapful number since it is divisible by the number (14) 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 1025968944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1803884544).
1025968944 is an abundant number, since it is smaller than the sum of its proper divisors (2581800144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1025968944 is a wasteful number, since it uses less digits than its factorization.
1025968944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 336 (or 330 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 48.
The square root of 1025968944 is about 32030.7499756094. The cubic root of 1025968944 is about 1008.5824455717.
It can be divided in two parts, 1025 and 968944, that added together give a palindrome (969969).
The spelling of 1025968944 in words is "one billion, twenty-five million, nine hundred sixty-eight thousand, nine hundred forty-four".
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