Base | Representation |
---|---|
bin | 10001111000101… |
… | …100000000000001 |
3 | 202220122021201101 |
4 | 101320230000001 |
5 | 1103304313321 |
6 | 45435334401 |
7 | 10302402166 |
oct | 2170540001 |
9 | 686567641 |
10 | 300072961 |
11 | 144424291 |
12 | 845b1401 |
13 | 4a225086 |
14 | 2bbd206d |
15 | 1b525791 |
hex | 11e2c001 |
300072961 has 8 divisors (see below), whose sum is σ = 302239080. Its totient is φ = 297913728.
The previous prime is 300072959. The next prime is 300072977. The reversal of 300072961 is 169270003.
It can be written as a sum of positive squares in 4 ways, for example, as 12567025 + 287505936 = 3545^2 + 16956^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 300072961 - 21 = 300072959 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (300072931) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110755 + ... + 113431.
It is an arithmetic number, because the mean of its divisors is an integer number (37779885).
Almost surely, 2300072961 is an apocalyptic number.
It is an amenable number.
300072961 is a deficient number, since it is larger than the sum of its proper divisors (2166119).
300072961 is a wasteful number, since it uses less digits than its factorization.
300072961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3443.
The product of its (nonzero) digits is 2268, while the sum is 28.
The square root of 300072961 is about 17322.6141502950. The cubic root of 300072961 is about 669.4872151249.
The spelling of 300072961 in words is "three hundred million, seventy-two thousand, nine hundred sixty-one".
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