Base | Representation |
---|---|
bin | 1010101110010011001… |
… | …01010001000100010000 |
3 | 1022020001012121012010010 |
4 | 11113021211101010100 |
5 | 22014043234203213 |
6 | 441133204234520 |
7 | 35422432052136 |
oct | 5271145210420 |
9 | 1266035535103 |
10 | 368454209808 |
11 | 132295883313 |
12 | 5b4aa69ba40 |
13 | 2898bc40ab9 |
14 | 13b94735756 |
15 | 98b722cac3 |
hex | 55c9951110 |
368454209808 has 80 divisors (see below), whose sum is σ = 1002255940800. Its totient is φ = 116316910080.
The previous prime is 368454209803. The next prime is 368454209843. The reversal of 368454209808 is 808902454863.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is not an unprimeable number, because it can be changed into a prime (368454209803) 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, 2874838 + ... + 3000266.
It is an arithmetic number, because the mean of its divisors is an integer number (12528199260).
Almost surely, 2368454209808 is an apocalyptic number.
368454209808 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
368454209808 is an abundant number, since it is smaller than the sum of its proper divisors (633801730992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
368454209808 is a wasteful number, since it uses less digits than its factorization.
368454209808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128680 (or 128674 counting only the distinct ones).
The product of its (nonzero) digits is 13271040, while the sum is 57.
The spelling of 368454209808 in words is "three hundred sixty-eight billion, four hundred fifty-four million, two hundred nine thousand, eight hundred eight".
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