Base | Representation |
---|---|
bin | 100011110001111111… |
… | …001001110011011000 |
3 | 10200011112021000220020 |
4 | 203301333021303120 |
5 | 1112140404241043 |
6 | 25352201230440 |
7 | 2530034143230 |
oct | 436177116330 |
9 | 120145230806 |
10 | 38419602648 |
11 | 15325956129 |
12 | 7542792420 |
13 | 38138210bb |
14 | 1c0673acc0 |
15 | eecdaae83 |
hex | 8f1fc9cd8 |
38419602648 has 32 divisors (see below), whose sum is σ = 109770293760. Its totient is φ = 10977029280.
The previous prime is 38419602647. The next prime is 38419602673. The reversal of 38419602648 is 84620691483.
It is a super-2 number, since 2×384196026482 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 38419602648.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38419602647) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114343888 + ... + 114344223.
It is an arithmetic number, because the mean of its divisors is an integer number (3430321680).
Almost surely, 238419602648 is an apocalyptic number.
It is an amenable number.
38419602648 is an abundant number, since it is smaller than the sum of its proper divisors (71350691112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38419602648 is a wasteful number, since it uses less digits than its factorization.
38419602648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228688127 (or 228688123 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 51.
The spelling of 38419602648 in words is "thirty-eight billion, four hundred nineteen million, six hundred two thousand, six hundred forty-eight".
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