Base | Representation |
---|---|
bin | 10110111110010… |
… | …101110110001100 |
3 | 222212021102212200 |
4 | 112332111312030 |
5 | 1242133104124 |
6 | 102125201500 |
7 | 12360124113 |
oct | 2676256614 |
9 | 885242780 |
10 | 385441164 |
11 | 188631719 |
12 | a9100290 |
13 | 61b149c4 |
14 | 39294c7a |
15 | 23c89bc9 |
hex | 16f95d8c |
385441164 has 72 divisors (see below), whose sum is σ = 1021452432. Its totient is φ = 122411520.
The previous prime is 385441103. The next prime is 385441211. The reversal of 385441164 is 461144583.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60432 + ... + 66504.
Almost surely, 2385441164 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 385441164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (510726216).
385441164 is an abundant number, since it is smaller than the sum of its proper divisors (636011268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385441164 is a wasteful number, since it uses less digits than its factorization.
385441164 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6167 (or 6162 counting only the distinct ones).
The product of its digits is 46080, while the sum is 36.
The square root of 385441164 is about 19632.6555514021. The cubic root of 385441164 is about 727.7563966776.
The spelling of 385441164 in words is "three hundred eighty-five million, four hundred forty-one thousand, one hundred sixty-four".
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