Base | Representation |
---|---|
bin | 1101111000100110000… |
… | …1011100100011110000 |
3 | 211210200121010020002020 |
4 | 3132021201130203300 |
5 | 12402002243310400 |
6 | 301325051151440 |
7 | 23143002231324 |
oct | 3361141344360 |
9 | 753617106066 |
10 | 238530447600 |
11 | 92184245825 |
12 | 3a28b445580 |
13 | 19654ab00b3 |
14 | b78b433984 |
15 | 6310e282a0 |
hex | 378985c8f0 |
238530447600 has 240 divisors, whose sum is σ = 817056499680. Its totient is φ = 59273216000.
The previous prime is 238530447593. The next prime is 238530447611. The reversal of 238530447600 is 6744035832.
It is a tau number, because it is divible by the number of its divisors (240).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2002516 + ... + 2118284.
It is an arithmetic number, because the mean of its divisors is an integer number (3404402082).
Almost surely, 2238530447600 is an apocalyptic number.
238530447600 is a gapful number since it is divisible by the number (20) 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 238530447600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408528249840).
238530447600 is an abundant number, since it is smaller than the sum of its proper divisors (578526052080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238530447600 is a wasteful number, since it uses less digits than its factorization.
238530447600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115908 (or 115897 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 42.
The spelling of 238530447600 in words is "two hundred thirty-eight billion, five hundred thirty million, four hundred forty-seven thousand, six hundred".
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