Base | Representation |
---|---|
bin | 10010011000000… |
… | …010111001001011 |
3 | 210111002220202111 |
4 | 102120002321023 |
5 | 1112410340240 |
6 | 50331443151 |
7 | 10432306660 |
oct | 2230027113 |
9 | 714086674 |
10 | 308293195 |
11 | 149029271 |
12 | 872b64b7 |
13 | 4bb42812 |
14 | 2cd31a67 |
15 | 1c0eb1ea |
hex | 12602e4b |
308293195 has 16 divisors (see below), whose sum is σ = 423353088. Its totient is φ = 211125600.
The previous prime is 308293177. The next prime is 308293199. The reversal of 308293195 is 591392803.
It is not a de Polignac number, because 308293195 - 223 = 299904587 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (308293199) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23620 + ... + 34270.
It is an arithmetic number, because the mean of its divisors is an integer number (26459568).
Almost surely, 2308293195 is an apocalyptic number.
308293195 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
308293195 is a deficient number, since it is larger than the sum of its proper divisors (115059893).
308293195 is a wasteful number, since it uses less digits than its factorization.
308293195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11490.
The product of its (nonzero) digits is 58320, while the sum is 40.
The square root of 308293195 is about 17558.2799556221. The cubic root of 308293195 is about 675.5455635062.
The spelling of 308293195 in words is "three hundred eight million, two hundred ninety-three thousand, one hundred ninety-five".
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