Base | Representation |
---|---|
bin | 1100110000010000101100… |
… | …01011100010010101000000 |
3 | 10200022012221101220211212000 |
4 | 12120020112023202111000 |
5 | 12134003222143101244 |
6 | 135352215502104000 |
7 | 5623202425231410 |
oct | 630102613422500 |
9 | 120265841824760 |
10 | 28046508565824 |
11 | 8a33503a07131 |
12 | 318b726b7b000 |
13 | 1285a0b4ba118 |
14 | 6cd65b65c640 |
15 | 339849dc7169 |
hex | 1982162e2540 |
28046508565824 has 448 divisors, whose sum is σ = 95135053824000. Its totient is φ = 7936457711616.
The previous prime is 28046508565813. The next prime is 28046508565903. The reversal of 28046508565824 is 42856580564082.
It is a happy number.
28046508565824 is a `hidden beast` number, since 2 + 8 + 0 + 4 + 6 + 508 + 56 + 58 + 24 = 666.
It is a tau number, because it is divible by the number of its divisors (448).
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
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, 2032496077 + ... + 2032509875.
Almost surely, 228046508565824 is an apocalyptic number.
28046508565824 is a gapful number since it is divisible by the number (24) 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 28046508565824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47567526912000).
28046508565824 is an abundant number, since it is smaller than the sum of its proper divisors (67088545258176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28046508565824 is a wasteful number, since it uses less digits than its factorization.
28046508565824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15427 (or 15411 counting only the distinct ones).
The product of its (nonzero) digits is 147456000, while the sum is 63.
The spelling of 28046508565824 in words is "twenty-eight trillion, forty-six billion, five hundred eight million, five hundred sixty-five thousand, eight hundred twenty-four".
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