Base | Representation |
---|---|
bin | 1001010001111101000… |
… | …1111010101100111110 |
3 | 120020112112211002021200 |
4 | 2110133101322230332 |
5 | 10103012234034132 |
6 | 201124534040330 |
7 | 14343015400533 |
oct | 2243721725476 |
9 | 506475732250 |
10 | 159438580542 |
11 | 61687a1643a |
12 | 26a977a90a6 |
13 | 1205bb5b767 |
14 | 7a07130d8a |
15 | 4232540d7c |
hex | 251f47ab3e |
159438580542 has 24 divisors (see below), whose sum is σ = 351113379240. Its totient is φ = 52274944080.
The previous prime is 159438580537. The next prime is 159438580559. The reversal of 159438580542 is 245085834951.
159438580542 is a `hidden beast` number, since 1 + 5 + 9 + 4 + 3 + 8 + 580 + 54 + 2 = 666.
159438580542 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72602992 + ... + 72605187.
It is an arithmetic number, because the mean of its divisors is an integer number (14629724135).
Almost surely, 2159438580542 is an apocalyptic number.
159438580542 is an abundant number, since it is smaller than the sum of its proper divisors (191674798698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
159438580542 is a wasteful number, since it uses less digits than its factorization.
159438580542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145208248 (or 145208245 counting only the distinct ones).
The product of its (nonzero) digits is 6912000, while the sum is 54.
The spelling of 159438580542 in words is "one hundred fifty-nine billion, four hundred thirty-eight million, five hundred eighty thousand, five hundred forty-two".
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