Base | Representation |
---|---|
bin | 111101100100011000001… |
… | …001000101011110000000 |
3 | 112222110211000202121101110 |
4 | 331210120021011132000 |
5 | 1023304440120241230 |
6 | 12555400503203320 |
7 | 614450555046564 |
oct | 75443011053600 |
9 | 15873730677343 |
10 | 4230947821440 |
11 | 13913758210aa |
12 | 583b9ba46540 |
13 | 248c9097ac92 |
14 | 108ac96b36a4 |
15 | 750cb37e4b0 |
hex | 3d918245780 |
4230947821440 has 256 divisors, whose sum is σ = 13865762088000. Its totient is φ = 1096560672768.
The previous prime is 4230947821439. The next prime is 4230947821481. The reversal of 4230947821440 is 441287490324.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a self number, because there is not a number n which added to its sum of digits gives 4230947821440.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65964106 + ... + 66028214.
Almost surely, 24230947821440 is an apocalyptic number.
4230947821440 is a gapful number since it is divisible by the number (40) 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 4230947821440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6932881044000).
4230947821440 is an abundant number, since it is smaller than the sum of its proper divisors (9634814266560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4230947821440 is a wasteful number, since it uses less digits than its factorization.
4230947821440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65097 (or 65085 counting only the distinct ones).
The product of its (nonzero) digits is 1548288, while the sum is 48.
The spelling of 4230947821440 in words is "four trillion, two hundred thirty billion, nine hundred forty-seven million, eight hundred twenty-one thousand, four hundred forty".
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