Base | Representation |
---|---|
bin | 100000110100011110… |
… | …1100100001010111010 |
3 | 20201220220101122002000 |
4 | 1001220331210022322 |
5 | 2123320443234023 |
6 | 52213412321430 |
7 | 5043366623154 |
oct | 1015075441272 |
9 | 221826348060 |
10 | 70480446138 |
11 | 279884133a3 |
12 | 117ab913276 |
13 | 6852b443cb |
14 | 35a875bad4 |
15 | 1c778b5243 |
hex | 1068f642ba |
70480446138 has 32 divisors (see below), whose sum is σ = 156720748800. Its totient is φ = 23478851808.
The previous prime is 70480446131. The next prime is 70480446139. The reversal of 70480446138 is 83164408407.
70480446138 is a `hidden beast` number, since 70 + 4 + 8 + 0 + 446 + 138 = 666.
It is a super-3 number, since 3×704804461383 (a number of 34 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 70480446093 and 70480446102.
It is not an unprimeable number, because it can be changed into a prime (70480446131) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 318706 + ... + 492477.
It is an arithmetic number, because the mean of its divisors is an integer number (4897523400).
Almost surely, 270480446138 is an apocalyptic number.
70480446138 is an abundant number, since it is smaller than the sum of its proper divisors (86240302662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70480446138 is a wasteful number, since it uses less digits than its factorization.
70480446138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 812803 (or 812797 counting only the distinct ones).
The product of its (nonzero) digits is 516096, while the sum is 45.
The spelling of 70480446138 in words is "seventy billion, four hundred eighty million, four hundred forty-six thousand, one hundred thirty-eight".
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