Base | Representation |
---|---|
bin | 10111000101001… |
… | …011101110010000 |
3 | 222222122120011002 |
4 | 113011023232100 |
5 | 1243113002304 |
6 | 102231441132 |
7 | 12411304103 |
oct | 2705135620 |
9 | 888576132 |
10 | 387234704 |
11 | 18964718a |
12 | a98261a8 |
13 | 622c217c |
14 | 3960073a |
15 | 23ee131e |
hex | 1714bb90 |
387234704 has 40 divisors (see below), whose sum is σ = 795808440. Its totient is φ = 181905408.
The previous prime is 387234613. The next prime is 387234713. The reversal of 387234704 is 407432783.
It can be written as a sum of positive squares in 4 ways, for example, as 30780304 + 356454400 = 5548^2 + 18880^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231182 + ... + 232850.
It is an arithmetic number, because the mean of its divisors is an integer number (19895211).
Almost surely, 2387234704 is an apocalyptic number.
387234704 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
387234704 is an abundant number, since it is smaller than the sum of its proper divisors (408573736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
387234704 is a wasteful number, since it uses less digits than its factorization.
387234704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2547 (or 2541 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 38.
The square root of 387234704 is about 19678.2800061387. The cubic root of 387234704 is about 728.8834522834.
The spelling of 387234704 in words is "three hundred eighty-seven million, two hundred thirty-four thousand, seven hundred four".
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