Base | Representation |
---|---|
bin | 101101111011101010011100… |
… | …101010101000100100000111 |
3 | 222111021011120222210222102002 |
4 | 231323222130222220210013 |
5 | 202434231310234100314 |
6 | 1553351030432535515 |
7 | 60356615442103625 |
oct | 5573523452504407 |
9 | 874234528728362 |
10 | 202012120221959 |
11 | 5940494a4692a3 |
12 | 1a7a73763b159b |
13 | 889487985ba08 |
14 | 37c5620068515 |
15 | 1854beb138ade |
hex | b7ba9caa8907 |
202012120221959 has 2 divisors, whose sum is σ = 202012120221960. Its totient is φ = 202012120221958.
The previous prime is 202012120221949. The next prime is 202012120222007. The reversal of 202012120221959 is 959122021210202.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 202012120221959 - 212 = 202012120217863 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (202012120221949) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101006060110979 + 101006060110980.
It is an arithmetic number, because the mean of its divisors is an integer number (101006060110980).
Almost surely, 2202012120221959 is an apocalyptic number.
202012120221959 is a deficient number, since it is larger than the sum of its proper divisors (1).
202012120221959 is an equidigital number, since it uses as much as digits as its factorization.
202012120221959 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 25920, while the sum is 38.
The spelling of 202012120221959 in words is "two hundred two trillion, twelve billion, one hundred twenty million, two hundred twenty-one thousand, nine hundred fifty-nine".
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