Base | Representation |
---|---|
bin | 111100101000110111… |
… | …0101011111111101111 |
3 | 110110010021022011222111 |
4 | 1321101232223333233 |
5 | 4113142333242312 |
6 | 135453343024451 |
7 | 12256656353311 |
oct | 1712156537757 |
9 | 413107264874 |
10 | 130220212207 |
11 | 50253a07898 |
12 | 212a259b127 |
13 | c3836b7a07 |
14 | 643482d7b1 |
15 | 35c23618a7 |
hex | 1e51babfef |
130220212207 has 2 divisors, whose sum is σ = 130220212208. Its totient is φ = 130220212206.
The previous prime is 130220212189. The next prime is 130220212229. The reversal of 130220212207 is 702212022031.
It is an a-pointer prime, because the next prime (130220212229) can be obtained adding 130220212207 to its sum of digits (22).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 130220212207 - 27 = 130220212079 is a prime.
It is a super-2 number, since 2×1302202122072 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (130220212607) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65110106103 + 65110106104.
It is an arithmetic number, because the mean of its divisors is an integer number (65110106104).
Almost surely, 2130220212207 is an apocalyptic number.
130220212207 is a deficient number, since it is larger than the sum of its proper divisors (1).
130220212207 is an equidigital number, since it uses as much as digits as its factorization.
130220212207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 672, while the sum is 22.
Adding to 130220212207 its reverse (702212022031), we get a palindrome (832432234238).
The spelling of 130220212207 in words is "one hundred thirty billion, two hundred twenty million, two hundred twelve thousand, two hundred seven".
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