Base | Representation |
---|---|
bin | 1101001011101000… |
… | …1111001010010000 |
3 | 100010121021111111210 |
4 | 3102322033022100 |
5 | 24221322404213 |
6 | 1343041540120 |
7 | 153454412331 |
oct | 32272171220 |
9 | 10117244453 |
10 | 3538481808 |
11 | 1556420834 |
12 | 829044640 |
13 | 445121124 |
14 | 257d38288 |
15 | 15a9ae0c3 |
hex | d2e8f290 |
3538481808 has 20 divisors (see below), whose sum is σ = 9141078128. Its totient is φ = 1179493920.
The previous prime is 3538481803. The next prime is 3538481831. The reversal of 3538481808 is 8081848353.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 73718371 = 3538481808 / (3 + 5 + 3 + 8 + 4 + 8 + 1 + 8 + 0 + 8).
It is not an unprimeable number, because it can be changed into a prime (3538481801) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36859138 + ... + 36859233.
Almost surely, 23538481808 is an apocalyptic number.
It is an amenable number.
3538481808 is an abundant number, since it is smaller than the sum of its proper divisors (5602596320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3538481808 is a wasteful number, since it uses less digits than its factorization.
3538481808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73718382 (or 73718376 counting only the distinct ones).
The product of its (nonzero) digits is 737280, while the sum is 48.
The square root of 3538481808 is about 59485.1393879177. The cubic root of 3538481808 is about 1523.8386654876.
The spelling of 3538481808 in words is "three billion, five hundred thirty-eight million, four hundred eighty-one thousand, eight hundred eight".
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