Base | Representation |
---|---|
bin | 100111010110100100… |
… | …111011111010110100 |
3 | 11001001210200210120212 |
4 | 213112210323322310 |
5 | 1143014201300000 |
6 | 31224521044552 |
7 | 3024053062430 |
oct | 472644737264 |
9 | 131053623525 |
10 | 42254712500 |
11 | 16a13757a00 |
12 | 8233026758 |
13 | 3ca522c280 |
14 | 208bc0b9c0 |
15 | 117490ec35 |
hex | 9d693beb4 |
42254712500 has 432 divisors, whose sum is σ = 125444221056. Its totient is φ = 12117600000.
The previous prime is 42254712497. The next prime is 42254712523. The reversal of 42254712500 is 521745224.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 137637347 + ... + 137637653.
Almost surely, 242254712500 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 42254712500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62722110528).
42254712500 is an abundant number, since it is smaller than the sum of its proper divisors (83189508556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42254712500 is a wasteful number, since it uses less digits than its factorization.
42254712500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 378 (or 345 counting only the distinct ones).
The product of its (nonzero) digits is 22400, while the sum is 32.
The spelling of 42254712500 in words is "forty-two billion, two hundred fifty-four million, seven hundred twelve thousand, five hundred".
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