Base | Representation |
---|---|
bin | 101101111110010… |
… | …101010101010110 |
3 | 1222202100212022100 |
4 | 231332111111112 |
5 | 3034424040110 |
6 | 204311542530 |
7 | 25054032603 |
oct | 5576252526 |
9 | 1882325270 |
10 | 771315030 |
11 | 366429442 |
12 | 19638aa46 |
13 | c3a4b635 |
14 | 7461d6aa |
15 | 47aacbc0 |
hex | 2df95556 |
771315030 has 96 divisors (see below), whose sum is σ = 2141717760. Its totient is φ = 192165120.
The previous prime is 771315011. The next prime is 771315053. The reversal of 771315030 is 30513177.
771315030 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 771314985 and 771315003.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76144 + ... + 85676.
It is an arithmetic number, because the mean of its divisors is an integer number (22309560).
Almost surely, 2771315030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 771315030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1070858880).
771315030 is an abundant number, since it is smaller than the sum of its proper divisors (1370402730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
771315030 is a wasteful number, since it uses less digits than its factorization.
771315030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9606 (or 9603 counting only the distinct ones).
The product of its (nonzero) digits is 2205, while the sum is 27.
The square root of 771315030 is about 27772.5589386358. The cubic root of 771315030 is about 917.0871284698.
The spelling of 771315030 in words is "seven hundred seventy-one million, three hundred fifteen thousand, thirty".
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