Base | Representation |
---|---|
bin | 10110101010100… |
… | …101001010110000 |
3 | 222111112021002020 |
4 | 112222211022300 |
5 | 1234321323130 |
6 | 101422151440 |
7 | 12265110525 |
oct | 2652451260 |
9 | 874467066 |
10 | 380261040 |
11 | 185713825 |
12 | a7422580 |
13 | 60a1cc43 |
14 | 3870714c |
15 | 235b4e10 |
hex | 16aa52b0 |
380261040 has 80 divisors (see below), whose sum is σ = 1206256128. Its totient is φ = 99042048.
The previous prime is 380261039. The next prime is 380261051. The reversal of 380261040 is 40162083.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 380261040.
It is an unprimeable number.
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, 8104 + ... + 28743.
Almost surely, 2380261040 is an apocalyptic number.
380261040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
380261040 is an abundant number, since it is smaller than the sum of its proper divisors (825995088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380261040 is a wasteful number, since it uses less digits than its factorization.
380261040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36906 (or 36900 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 380261040 is about 19500.2830748684. The cubic root of 380261040 is about 724.4814619559.
The spelling of 380261040 in words is "three hundred eighty million, two hundred sixty-one thousand, forty".
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