Base | Representation |
---|---|
bin | 10111001101111… |
… | …100110000000000 |
3 | 1000010222022101000 |
4 | 113031330300000 |
5 | 1244210021142 |
6 | 102353012000 |
7 | 12436654524 |
oct | 2715746000 |
9 | 1003868330 |
10 | 389532672 |
11 | 18a976731 |
12 | aa554000 |
13 | 62918109 |
14 | 39a3bd84 |
15 | 242e714c |
hex | 1737cc00 |
389532672 has 176 divisors, whose sum is σ = 1175469280. Its totient is φ = 127401984.
The previous prime is 389532667. The next prime is 389532683. The reversal of 389532672 is 276235983.
389532672 is a `hidden beast` number, since 389 + 5 + 3 + 267 + 2 = 666.
It is a nialpdrome in base 12.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2018208 + ... + 2018400.
Almost surely, 2389532672 is an apocalyptic number.
389532672 is a gapful number since it is divisible by the number (32) 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 389532672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587734640).
389532672 is an abundant number, since it is smaller than the sum of its proper divisors (785936608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389532672 is a wasteful number, since it uses less digits than its factorization.
389532672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295 (or 271 counting only the distinct ones).
The product of its digits is 544320, while the sum is 45.
The square root of 389532672 is about 19736.5820749186. The cubic root of 389532672 is about 730.3224146577.
The spelling of 389532672 in words is "three hundred eighty-nine million, five hundred thirty-two thousand, six hundred seventy-two".
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