Base | Representation |
---|---|
bin | 10010011000100… |
… | …100010001001101 |
3 | 210111100212021200 |
4 | 102120210101031 |
5 | 1112424224101 |
6 | 50334420113 |
7 | 10433416353 |
oct | 2230442115 |
9 | 714325250 |
10 | 308429901 |
11 | 149111a4a |
12 | 87361639 |
13 | 4bb8cb00 |
14 | 2cd697d3 |
15 | 1c126986 |
hex | 1262444d |
308429901 has 36 divisors (see below), whose sum is σ = 485316000. Its totient is φ = 188663904.
The previous prime is 308429899. The next prime is 308429917. The reversal of 308429901 is 109924803.
It is not a de Polignac number, because 308429901 - 21 = 308429899 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (308429951) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 302170 + ... + 303188.
It is an arithmetic number, because the mean of its divisors is an integer number (13481000).
Almost surely, 2308429901 is an apocalyptic number.
It is an amenable number.
308429901 is a deficient number, since it is larger than the sum of its proper divisors (176886099).
308429901 is a wasteful number, since it uses less digits than its factorization.
308429901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1250 (or 1234 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 308429901 is about 17562.1724453440. The cubic root of 308429901 is about 675.6454008108.
The spelling of 308429901 in words is "three hundred eight million, four hundred twenty-nine thousand, nine hundred one".
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