Base | Representation |
---|---|
bin | 10010011010101… |
… | …000101000011011 |
3 | 210112101101222121 |
4 | 102122220220123 |
5 | 1113044101214 |
6 | 50354202111 |
7 | 10441135114 |
oct | 2232505033 |
9 | 715341877 |
10 | 308972059 |
11 | 149452310 |
12 | 87583337 |
13 | 4c01c806 |
14 | 2d06b20b |
15 | 1c1d2424 |
hex | 126a8a1b |
308972059 has 16 divisors (see below), whose sum is σ = 357548256. Its totient is φ = 263872000.
The previous prime is 308972057. The next prime is 308972107. The reversal of 308972059 is 950279803.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 308972059 - 21 = 308972057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (308972057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129909 + ... + 132265.
It is an arithmetic number, because the mean of its divisors is an integer number (22346766).
Almost surely, 2308972059 is an apocalyptic number.
308972059 is a deficient number, since it is larger than the sum of its proper divisors (48576197).
308972059 is a wasteful number, since it uses less digits than its factorization.
308972059 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3086.
The product of its (nonzero) digits is 136080, while the sum is 43.
The square root of 308972059 is about 17577.6010593027. The cubic root of 308972059 is about 676.0410521794.
The spelling of 308972059 in words is "three hundred eight million, nine hundred seventy-two thousand, fifty-nine".
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