Base | Representation |
---|---|
bin | 100000111111101101100001… |
… | …1110101111001011010011011 |
3 | 1102001121211222200110012122020 |
4 | 1001333123003311321122123 |
5 | 301020122404332331234 |
6 | 2505134244523225523 |
7 | 115063345536361566 |
oct | 10177330365713233 |
9 | 1361554880405566 |
10 | 290231405745819 |
11 | 845274a225433a |
12 | 2867495a6782a3 |
13 | c5c391cc71715 |
14 | 51953bc7dd4dd |
15 | 23848b90e6549 |
hex | 107f6c3d7969b |
290231405745819 has 32 divisors (see below), whose sum is σ = 416200216801536. Its totient is φ = 179238612326400.
The previous prime is 290231405745797. The next prime is 290231405745901. The reversal of 290231405745819 is 918547504132092.
It is a happy number.
It is not a de Polignac number, because 290231405745819 - 231 = 290229258262171 is a prime.
It is a super-2 number, since 2×2902314057458192 (a number of 30 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (290231405745119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31257337 + ... + 39464970.
It is an arithmetic number, because the mean of its divisors is an integer number (13006256775048).
Almost surely, 2290231405745819 is an apocalyptic number.
290231405745819 is a deficient number, since it is larger than the sum of its proper divisors (125968811055717).
290231405745819 is a wasteful number, since it uses less digits than its factorization.
290231405745819 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70723595.
The product of its (nonzero) digits is 21772800, while the sum is 60.
The spelling of 290231405745819 in words is "two hundred ninety trillion, two hundred thirty-one billion, four hundred five million, seven hundred forty-five thousand, eight hundred nineteen".
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