Base | Representation |
---|---|
bin | 1000111101000111011100100… |
… | …0100100000100000000000000 |
3 | 10001122011120100021100212210102 |
4 | 2033101313020210010000000 |
5 | 1130043321232401222000 |
6 | 10112114010551421532 |
7 | 246505460621222324 |
oct | 21721671044040000 |
9 | 3048146307325712 |
10 | 630148081664000 |
11 | 17286a334199999 |
12 | 5a812b056848a8 |
13 | 2107c92ac44863 |
14 | b1874892cb984 |
15 | 4ccb8e74453d5 |
hex | 23d1dc8904000 |
630148081664000 has 120 divisors (see below), whose sum is σ = 1572801617384088. Its totient is φ = 252059231846400.
The previous prime is 630148081663987. The next prime is 630148081664009. The reversal of 630148081664000 is 466180841036.
It can be written as a sum of positive squares in 4 ways, for example, as 1311812878336 + 628836268785664 = 1145344^2 + 25076608^2 .
It is not an unprimeable number, because it can be changed into a prime (630148081664009) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151796747 + ... + 155892746.
Almost surely, 2630148081664000 is an apocalyptic number.
It is an amenable number.
630148081664000 is an abundant number, since it is smaller than the sum of its proper divisors (942653535720088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630148081664000 is an frugal number, since it uses more digits than its factorization.
630148081664000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307689536 (or 307689500 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 47.
The spelling of 630148081664000 in words is "six hundred thirty trillion, one hundred forty-eight billion, eighty-one million, six hundred sixty-four thousand".
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