Base | Representation |
---|---|
bin | 1110110011100111… |
… | …0001101101001100 |
3 | 101020222212000101010 |
4 | 3230321301231030 |
5 | 31114442200110 |
6 | 1454220445220 |
7 | 200331164040 |
oct | 35471615514 |
9 | 11228760333 |
10 | 3974568780 |
11 | 175a5a4396 |
12 | 92b0a9810 |
13 | 4b4589160 |
14 | 299c14020 |
15 | 183e00020 |
hex | ece71b4c |
3974568780 has 192 divisors, whose sum is σ = 13798149120. Its totient is φ = 832398336.
The previous prime is 3974568769. The next prime is 3974568799. The reversal of 3974568780 is 878654793.
It is a self number, because there is not a number n which added to its sum of digits gives 3974568780.
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, 756322 + ... + 761558.
It is an arithmetic number, because the mean of its divisors is an integer number (71865360).
Almost surely, 23974568780 is an apocalyptic number.
3974568780 is a gapful number since it is divisible by the number (30) 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 3974568780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6899074560).
3974568780 is an abundant number, since it is smaller than the sum of its proper divisors (9823580340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3974568780 is a wasteful number, since it uses less digits than its factorization.
3974568780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5408 (or 5406 counting only the distinct ones).
The product of its (nonzero) digits is 10160640, while the sum is 57.
The square root of 3974568780 is about 63044.1811747920. The cubic root of 3974568780 is about 1584.0297684055.
The spelling of 3974568780 in words is "three billion, nine hundred seventy-four million, five hundred sixty-eight thousand, seven hundred eighty".
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