Base | Representation |
---|---|
bin | 10001010010010110… |
… | …01101001101011100 |
3 | 212221210100100100020 |
4 | 20221023031031130 |
5 | 123001332110030 |
6 | 4132530232140 |
7 | 445661654412 |
oct | 105113151534 |
9 | 25853310306 |
10 | 9280738140 |
11 | 3a32809a23 |
12 | 1970125650 |
13 | b4b99593b |
14 | 6408132b2 |
15 | 394b83510 |
hex | 2292cd35c |
9280738140 has 36 divisors (see below), whose sum is σ = 25988156376. Its totient is φ = 2474664512.
The previous prime is 9280738097. The next prime is 9280738153. The reversal of 9280738140 is 418370829.
It is a super-2 number, since 2×92807381402 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 9280738092 and 9280738101.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 740002 + ... + 752438.
Almost surely, 29280738140 is an apocalyptic number.
It is an amenable number.
9280738140 is an abundant number, since it is smaller than the sum of its proper divisors (16707418236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9280738140 is an equidigital number, since it uses as much as digits as its factorization.
9280738140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24886 (or 12447 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 42.
The square root of 9280738140 is about 96336.5877535633. The cubic root of 9280738140 is about 2101.4908642348.
The spelling of 9280738140 in words is "nine billion, two hundred eighty million, seven hundred thirty-eight thousand, one hundred forty".
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