Base | Representation |
---|---|
bin | 100100000000111100… |
… | …111111111001110000 |
3 | 10200211000201220021210 |
4 | 210000330333321300 |
5 | 1113144144233143 |
6 | 25433131120120 |
7 | 2536203331035 |
oct | 440074777160 |
9 | 120730656253 |
10 | 38670696048 |
11 | 15444666336 |
12 | 75b28a3040 |
13 | 385385738a |
14 | 1c2bc1d38c |
15 | 1014e59033 |
hex | 900f3fe70 |
38670696048 has 160 divisors (see below), whose sum is σ = 108874301440. Its totient is φ = 11782506240.
The previous prime is 38670696047. The next prime is 38670696073. The reversal of 38670696048 is 84069607683.
It is a happy number.
38670696048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38670696047) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10373961 + ... + 10377687.
It is an arithmetic number, because the mean of its divisors is an integer number (680464384).
Almost surely, 238670696048 is an apocalyptic number.
38670696048 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38670696048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54437150720).
38670696048 is an abundant number, since it is smaller than the sum of its proper divisors (70203605392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38670696048 is a wasteful number, since it uses less digits than its factorization.
38670696048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4155 (or 4149 counting only the distinct ones).
The product of its (nonzero) digits is 10450944, while the sum is 57.
The spelling of 38670696048 in words is "thirty-eight billion, six hundred seventy million, six hundred ninety-six thousand, forty-eight".
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