Base | Representation |
---|---|
bin | 1011011010110001… |
… | …0010000110010100 |
3 | 21220121110021022200 |
4 | 2312230102012110 |
5 | 22234123434110 |
6 | 1224050524500 |
7 | 135645411114 |
oct | 26654220624 |
9 | 7817407280 |
10 | 3065061780 |
11 | 1333169310 |
12 | 716596730 |
13 | 39b014431 |
14 | 211101044 |
15 | 12e1466c0 |
hex | b6b12194 |
3065061780 has 144 divisors (see below), whose sum is σ = 10205866944. Its totient is φ = 738408960.
The previous prime is 3065061773. The next prime is 3065061787. The reversal of 3065061780 is 871605603.
3065061780 is a `hidden beast` number, since 30 + 6 + 5 + 0 + 617 + 8 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (3065061773) and next prime (3065061787).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3065061787) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 317992 + ... + 327488.
It is an arithmetic number, because the mean of its divisors is an integer number (70874076).
Almost surely, 23065061780 is an apocalyptic number.
3065061780 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3065061780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5102933472).
3065061780 is an abundant number, since it is smaller than the sum of its proper divisors (7140805164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3065061780 is a wasteful number, since it uses less digits than its factorization.
3065061780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9686 (or 9681 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 3065061780 is about 55363.0000993443. Note that the first 4 decimals coincide. The cubic root of 3065061780 is about 1452.6012411127.
The spelling of 3065061780 in words is "three billion, sixty-five million, sixty-one thousand, seven hundred eighty".
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