Base | Representation |
---|---|
bin | 11101111110110001001… |
… | …10101101011110100101 |
3 | 10122110221121121111100022 |
4 | 32333120212231132211 |
5 | 113334202042211044 |
6 | 2105122530524525 |
7 | 134265416545526 |
oct | 16773046553645 |
9 | 3573847544308 |
10 | 1030131210149 |
11 | 367970238068 |
12 | 147790a36745 |
13 | 761aa8b1182 |
14 | 37c0408884d |
15 | 1bbe1b5c3ee |
hex | efd89ad7a5 |
1030131210149 has 2 divisors, whose sum is σ = 1030131210150. Its totient is φ = 1030131210148.
The previous prime is 1030131210037. The next prime is 1030131210169. The reversal of 1030131210149 is 9410121310301.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 998014986049 + 32116224100 = 999007^2 + 179210^2 .
It is a cyclic number.
It is not a de Polignac number, because 1030131210149 - 224 = 1030114432933 is a prime.
It is a super-2 number, since 2×10301312101492 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1030131210169) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515065605074 + 515065605075.
It is an arithmetic number, because the mean of its divisors is an integer number (515065605075).
Almost surely, 21030131210149 is an apocalyptic number.
It is an amenable number.
1030131210149 is a deficient number, since it is larger than the sum of its proper divisors (1).
1030131210149 is an equidigital number, since it uses as much as digits as its factorization.
1030131210149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 26.
The spelling of 1030131210149 in words is "one trillion, thirty billion, one hundred thirty-one million, two hundred ten thousand, one hundred forty-nine".
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