Base | Representation |
---|---|
bin | 10001111001100010010… |
… | …011110100100111110101 |
3 | 11100120212111211120122001 |
4 | 101321202103310213311 |
5 | 130123030030310401 |
6 | 2341020411135301 |
7 | 154602536402605 |
oct | 21714223644765 |
9 | 4316774746561 |
10 | 1230010010101 |
11 | 43470a647934 |
12 | 17a473a44531 |
13 | 8bcb2a76132 |
14 | 4376601ac05 |
15 | 21ede640601 |
hex | 11e624f49f5 |
1230010010101 has 2 divisors, whose sum is σ = 1230010010102. Its totient is φ = 1230010010100.
The previous prime is 1230010010083. The next prime is 1230010010129. The reversal of 1230010010101 is 1010100100321.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 864258419025 + 365751591076 = 929655^2 + 604774^2 .
It is a cyclic number.
It is not a de Polignac number, because 1230010010101 - 215 = 1230009977333 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1230010010171) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615005005050 + 615005005051.
It is an arithmetic number, because the mean of its divisors is an integer number (615005005051).
Almost surely, 21230010010101 is an apocalyptic number.
It is an amenable number.
1230010010101 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230010010101 is an equidigital number, since it uses as much as digits as its factorization.
1230010010101 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6, while the sum is 10.
Adding to 1230010010101 its reverse (1010100100321), we get a palindrome (2240110110422).
The spelling of 1230010010101 in words is "one trillion, two hundred thirty billion, ten million, ten thousand, one hundred one".
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