Base | Representation |
---|---|
bin | 1000111001011001100101… |
… | …0100000100011010111111 |
3 | 1021122011121020000111212112 |
4 | 2032112121110010122333 |
5 | 2240232432423124111 |
6 | 32445515251324235 |
7 | 2026512231041231 |
oct | 216263124043277 |
9 | 37564536014775 |
10 | 9782212708031 |
11 | 3131682063125 |
12 | 111ba372b067b |
13 | 55c5c69c241a |
14 | 25b666990251 |
15 | 11e6d012ee8b |
hex | 8e5995046bf |
9782212708031 has 12 divisors (see below), whose sum is σ = 10437263010888. Its totient is φ = 9166229830272.
The previous prime is 9782212708007. The next prime is 9782212708033. The reversal of 9782212708031 is 1308072122879.
9782212708031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 9782212708031 - 238 = 9507334801087 is a prime.
It is a super-2 number, since 2×97822127080312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9782212708033) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74490536 + ... + 74621741.
It is an arithmetic number, because the mean of its divisors is an integer number (869771917574).
Almost surely, 29782212708031 is an apocalyptic number.
9782212708031 is a deficient number, since it is larger than the sum of its proper divisors (655050302857).
9782212708031 is a wasteful number, since it uses less digits than its factorization.
9782212708031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 149112538 (or 149112521 counting only the distinct ones).
The product of its (nonzero) digits is 677376, while the sum is 50.
The spelling of 9782212708031 in words is "nine trillion, seven hundred eighty-two billion, two hundred twelve million, seven hundred eight thousand, thirty-one".
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