Base | Representation |
---|---|
bin | 100011101011011111… |
… | …101011110000111010 |
3 | 10122212221022200121220 |
4 | 203223133223300322 |
5 | 1111430014033400 |
6 | 25333311012510 |
7 | 2524242330216 |
oct | 435337536072 |
9 | 118787280556 |
10 | 38310689850 |
11 | 1527a427354 |
12 | 751220a136 |
13 | 37c70a9864 |
14 | 1bd60a9946 |
15 | ee35457a0 |
hex | 8eb7ebc3a |
38310689850 has 48 divisors (see below), whose sum is σ = 97578376608. Its totient is φ = 9940069440.
The previous prime is 38310689827. The next prime is 38310689863. The reversal of 38310689850 is 5898601383.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 38310689793 and 38310689802.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3445864 + ... + 3456963.
It is an arithmetic number, because the mean of its divisors is an integer number (2032882846).
Almost surely, 238310689850 is an apocalyptic number.
38310689850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
38310689850 is an abundant number, since it is smaller than the sum of its proper divisors (59267686758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38310689850 is a wasteful number, since it uses less digits than its factorization.
38310689850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6902879 (or 6902874 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 51.
The spelling of 38310689850 in words is "thirty-eight billion, three hundred ten million, six hundred eighty-nine thousand, eight hundred fifty".
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