Base | Representation |
---|---|
bin | 10010010110000… |
… | …011101010110000 |
3 | 210110010102220221 |
4 | 102112003222300 |
5 | 1112242201310 |
6 | 50312342424 |
7 | 10425006460 |
oct | 2226035260 |
9 | 713112827 |
10 | 307772080 |
11 | 1488027a0 |
12 | 870a4a14 |
13 | 4b9bc575 |
14 | 2cc37ba0 |
15 | 1c046ada |
hex | 12583ab0 |
307772080 has 160 divisors (see below), whose sum is σ = 944939520. Its totient is φ = 90255360.
The previous prime is 307772033. The next prime is 307772081. The reversal of 307772080 is 80277703.
307772080 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is not an unprimeable number, because it can be changed into a prime (307772081) 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, 103251 + ... + 106189.
It is an arithmetic number, because the mean of its divisors is an integer number (5905872).
Almost surely, 2307772080 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 307772080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472469760).
307772080 is an abundant number, since it is smaller than the sum of its proper divisors (637167440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307772080 is a wasteful number, since it uses less digits than its factorization.
307772080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2987 (or 2981 counting only the distinct ones).
The product of its (nonzero) digits is 16464, while the sum is 34.
The square root of 307772080 is about 17543.4340994003. The cubic root of 307772080 is about 675.1647188314.
It can be divided in two parts, 3077 and 72080, that added together give a palindrome (75157).
The spelling of 307772080 in words is "three hundred seven million, seven hundred seventy-two thousand, eighty".
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