Base | Representation |
---|---|
bin | 10111001100110… |
… | …011101000000000 |
3 | 1000010102002111200 |
4 | 113030303220000 |
5 | 1244120430102 |
6 | 102342341200 |
7 | 12434266350 |
oct | 2714635000 |
9 | 1003362450 |
10 | 389233152 |
11 | 18a7916a0 |
12 | aa42a800 |
13 | 62841999 |
14 | 399a0b60 |
15 | 2428851c |
hex | 17333a00 |
389233152 has 240 divisors, whose sum is σ = 1401820992. Its totient is φ = 101007360.
The previous prime is 389233129. The next prime is 389233193. The reversal of 389233152 is 251332983.
It is a Harshad number since it is a multiple of its sum of digits (36).
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, 354268 + ... + 355364.
Almost surely, 2389233152 is an apocalyptic number.
389233152 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 389233152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (700910496).
389233152 is an abundant number, since it is smaller than the sum of its proper divisors (1012587840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389233152 is a wasteful number, since it uses less digits than its factorization.
389233152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1139 (or 1120 counting only the distinct ones).
The product of its digits is 38880, while the sum is 36.
The square root of 389233152 is about 19728.9926757551. The cubic root of 389233152 is about 730.1351798201.
The spelling of 389233152 in words is "three hundred eighty-nine million, two hundred thirty-three thousand, one hundred fifty-two".
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