Base | Representation |
---|---|
bin | 111101011010100… |
… | …111000000000000 |
3 | 2122210212000102000 |
4 | 331122213000000 |
5 | 4102234320124 |
6 | 250124424000 |
7 | 34351063560 |
oct | 7532470000 |
9 | 2583760360 |
10 | 1030385664 |
11 | 489698000 |
12 | 2490a8000 |
13 | 135618879 |
14 | 9abbada0 |
15 | 606d46c9 |
hex | 3d6a7000 |
1030385664 has 416 divisors, whose sum is σ = 3837319680. Its totient is φ = 267632640.
The previous prime is 1030385659. The next prime is 1030385677. The reversal of 1030385664 is 4665830301.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93671419 + ... + 93671429.
Almost surely, 21030385664 is an apocalyptic number.
1030385664 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 1030385664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1918659840).
1030385664 is an abundant number, since it is smaller than the sum of its proper divisors (2806934016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030385664 is an frugal number, since it uses more digits than its factorization.
1030385664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73 (or 23 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 36.
The square root of 1030385664 is about 32099.6209323412. The cubic root of 1030385664 is about 1010.0276645038.
The spelling of 1030385664 in words is "one billion, thirty million, three hundred eighty-five thousand, six hundred sixty-four".
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