Base | Representation |
---|---|
bin | 1110011010110111… |
… | …1100101111001010 |
3 | 100222202121021010212 |
4 | 3212231330233022 |
5 | 30411411224223 |
6 | 1440032441122 |
7 | 164631204410 |
oct | 34655745712 |
9 | 10882537125 |
10 | 3870804938 |
11 | 1706a72050 |
12 | 9003a91a2 |
13 | 498c28430 |
14 | 28a1232b0 |
15 | 179c55278 |
hex | e6b7cbca |
3870804938 has 32 divisors (see below), whose sum is σ = 7795751040. Its totient is φ = 1392096960.
The previous prime is 3870804937. The next prime is 3870804961. The reversal of 3870804938 is 8394080783.
It is a happy number.
It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (3870804937) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 964733 + ... + 968736.
It is an arithmetic number, because the mean of its divisors is an integer number (243617220).
Almost surely, 23870804938 is an apocalyptic number.
3870804938 is an abundant number, since it is smaller than the sum of its proper divisors (3924946102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3870804938 is a wasteful number, since it uses less digits than its factorization.
3870804938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1933502.
The product of its (nonzero) digits is 1161216, while the sum is 50.
The square root of 3870804938 is about 62215.7933164884. The cubic root of 3870804938 is about 1570.1233135052.
It can be divided in two parts, 3870 and 804938, that added together give a palindrome (808808).
The spelling of 3870804938 in words is "three billion, eight hundred seventy million, eight hundred four thousand, nine hundred thirty-eight".
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