Base | Representation |
---|---|
bin | 111100101000111001… |
… | …0100010110001101011 |
3 | 110110010100012112112222 |
4 | 1321101302202301223 |
5 | 4113143113114034 |
6 | 135453420424255 |
7 | 12260001063266 |
oct | 1712162426153 |
9 | 413110175488 |
10 | 130221223019 |
11 | 50254538278 |
12 | 212a29a808b |
13 | c38397cb24 |
14 | 6434a13cdd |
15 | 35c24b112e |
hex | 1e51ca2c6b |
130221223019 has 2 divisors, whose sum is σ = 130221223020. Its totient is φ = 130221223018.
The previous prime is 130221222983. The next prime is 130221223021. The reversal of 130221223019 is 910322122031.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 130221223019 - 216 = 130221157483 is a prime.
It is a super-2 number, since 2×1302212230192 (a number of 23 digits) contains 22 as substring.
It is a Sophie Germain prime.
Together with 130221223021, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (130221223519) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65110611509 + 65110611510.
It is an arithmetic number, because the mean of its divisors is an integer number (65110611510).
Almost surely, 2130221223019 is an apocalyptic number.
130221223019 is a deficient number, since it is larger than the sum of its proper divisors (1).
130221223019 is an equidigital number, since it uses as much as digits as its factorization.
130221223019 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 26.
It can be divided in two parts, 1302212 and 23019, that added together give a palindrome (1325231).
The spelling of 130221223019 in words is "one hundred thirty billion, two hundred twenty-one million, two hundred twenty-three thousand, nineteen".
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