Base | Representation |
---|---|
bin | 10101100111011111011… |
… | …100010000000000000000 |
3 | 12021000100220201221010000 |
4 | 111213133130100000000 |
5 | 143314312141114411 |
6 | 3054233543040000 |
7 | 212216245262502 |
oct | 25473734200000 |
9 | 5230326657100 |
10 | 1485512441856 |
11 | 523003056543 |
12 | 1bba9b140000 |
13 | aa110aba7b1 |
14 | 51c83519d72 |
15 | 28995559956 |
hex | 159df710000 |
1485512441856 has 425 divisors, whose sum is σ = 4639897802551. Its totient is φ = 473641648128.
The previous prime is 1485512441851. The next prime is 1485512441863. The reversal of 1485512441856 is 6581442155841.
The square root of 1485512441856 is 1218816.
It is a perfect power (a square, a biquadrate), and thus also a powerful number.
1485512441856 is a `hidden beast` number, since 1 + 4 + 8 + 5 + 512 + 4 + 41 + 85 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1485512441851) by changing a digit.
It is a polite number, since it can be written in 24 ways as a sum of consecutive naturals, for example, 64587497461 + ... + 64587497483.
Almost surely, 21485512441856 is an apocalyptic number.
1485512441856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
1485512441856 is the 1218816-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1485512441856
1485512441856 is an abundant number, since it is smaller than the sum of its proper divisors (3154385360695).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1485512441856 is an frugal number, since it uses more digits than its factorization.
1485512441856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136 (or 28 counting only the distinct ones).
The product of its digits is 6144000, while the sum is 54.
The spelling of 1485512441856 in words is "one trillion, four hundred eighty-five billion, five hundred twelve million, four hundred forty-one thousand, eight hundred fifty-six".
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