Base | Representation |
---|---|
bin | 1101011111111111111111111… |
… | …1111111111111111111111111 |
3 | 11121120121000101102102111221222 |
4 | 3113333333333333333333333 |
5 | 1444003420014334222323 |
6 | 13204233520104143555 |
7 | 404045435403110225 |
oct | 32777777777777777 |
9 | 4546530342374858 |
10 | 949978046398463 |
11 | 255768477351805 |
12 | 8a668139767bbb |
13 | 31a0c7122a9734 |
14 | 12a8327b768b15 |
15 | 74c61981759c8 |
hex | 35fffffffffff |
949978046398463 has 32 divisors (see below), whose sum is σ = 979155514656000. Its totient is φ = 921144093649920.
The previous prime is 949978046398429. The next prime is 949978046398487. The reversal of 949978046398463 is 364893640879949.
It is a Cunningham number, because it is equal to 983043-1.
It is a cyclic number.
It is not a de Polignac number, because 949978046398463 - 28 = 949978046398207 is a prime.
It is a Duffinian number.
It is a plaindrome in base 16.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (949978046358463) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24757689668 + ... + 24757728038.
It is an arithmetic number, because the mean of its divisors is an integer number (30598609833000).
Almost surely, 2949978046398463 is an apocalyptic number.
949978046398463 is a deficient number, since it is larger than the sum of its proper divisors (29177468257537).
949978046398463 is a wasteful number, since it uses less digits than its factorization.
949978046398463 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44967.
The product of its (nonzero) digits is 60949905408, while the sum is 89.
The spelling of 949978046398463 in words is "nine hundred forty-nine trillion, nine hundred seventy-eight billion, forty-six million, three hundred ninety-eight thousand, four hundred sixty-three".
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