Base | Representation |
---|---|
bin | 11010001000001… |
… | …100010010100000 |
3 | 1010112211202011020 |
4 | 122020030102200 |
5 | 1344204330404 |
6 | 111255245440 |
7 | 13601646135 |
oct | 3210142240 |
9 | 1115752136 |
10 | 438355104 |
11 | 205492750 |
12 | 102979880 |
13 | 6ca80525 |
14 | 4230a58c |
15 | 2873ced9 |
hex | 1a20c4a0 |
438355104 has 48 divisors (see below), whose sum is σ = 1255292640. Its totient is φ = 132834560.
The previous prime is 438355079. The next prime is 438355111. The reversal of 438355104 is 401553834.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206499 + ... + 208610.
It is an arithmetic number, because the mean of its divisors is an integer number (26151930).
Almost surely, 2438355104 is an apocalyptic number.
438355104 is a gapful number since it is divisible by the number (44) formed by its first and last digit.
It is an amenable number.
438355104 is an abundant number, since it is smaller than the sum of its proper divisors (816937536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
438355104 is a wasteful number, since it uses less digits than its factorization.
438355104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415133 (or 415125 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 33.
The square root of 438355104 is about 20936.9315803439. The cubic root of 438355104 is about 759.6415114462.
The spelling of 438355104 in words is "four hundred thirty-eight million, three hundred fifty-five thousand, one hundred four".
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