Base | Representation |
---|---|
bin | 100100001111101010111100… |
… | …100010000001000010000000 |
3 | 202220102010020120212220022101 |
4 | 210033222330202001002000 |
5 | 131343204133242214342 |
6 | 1323010212131120144 |
7 | 45401513431166431 |
oct | 4417527442010200 |
9 | 686363216786271 |
10 | 159406579257472 |
11 | 46878a502a7258 |
12 | 15a66090a43054 |
13 | 6ac3c8c1481a1 |
14 | 2b51468dbb488 |
15 | 13667e6e0e3b7 |
hex | 90fabc881080 |
159406579257472 has 64 divisors (see below), whose sum is σ = 321237062550360. Its totient is φ = 78786157363200.
The previous prime is 159406579257437. The next prime is 159406579257503. The reversal of 159406579257472 is 274752975604951.
It can be written as a sum of positive squares in 4 ways, for example, as 43542366584896 + 115864212672576 = 6598664^2 + 10764024^2 .
It is a tau number, because it is divible by the number of its divisors (64).
It is a junction number, because it is equal to n+sod(n) for n = 159406579257395 and 159406579257404.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9378279 + ... + 20168422.
Almost surely, 2159406579257472 is an apocalyptic number.
It is an amenable number.
159406579257472 is an abundant number, since it is smaller than the sum of its proper divisors (161830483292888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
159406579257472 is a wasteful number, since it uses less digits than its factorization.
159406579257472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29547201 (or 29547189 counting only the distinct ones).
The product of its (nonzero) digits is 1333584000, while the sum is 73.
The spelling of 159406579257472 in words is "one hundred fifty-nine trillion, four hundred six billion, five hundred seventy-nine million, two hundred fifty-seven thousand, four hundred seventy-two".
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