Base | Representation |
---|---|
bin | 1101101100111000100010… |
… | …01001000100010110101101 |
3 | 10221200100110111010101100012 |
4 | 12312130101021010112231 |
5 | 12422120140142434440 |
6 | 144025143220543005 |
7 | 6226532452236203 |
oct | 666342111042655 |
9 | 127610414111305 |
10 | 30129483171245 |
11 | 966692985a087 |
12 | 3467366b51a65 |
13 | 13a7276218b43 |
14 | 7623bbd5d073 |
15 | 373b0c59ce65 |
hex | 1b67112445ad |
30129483171245 has 16 divisors (see below), whose sum is σ = 38283773275440. Its totient is φ = 22684776551424.
The previous prime is 30129483171239. The next prime is 30129483171329. The reversal of 30129483171245 is 54217138492103.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 143991409444 + 29985491761801 = 379462^2 + 5475901^2 .
It is not a de Polignac number, because 30129483171245 - 26 = 30129483171181 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30129483171193 and 30129483171202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5396342 + ... + 9454071.
It is an arithmetic number, because the mean of its divisors is an integer number (2392735829715).
Almost surely, 230129483171245 is an apocalyptic number.
It is an amenable number.
30129483171245 is a deficient number, since it is larger than the sum of its proper divisors (8154290104195).
30129483171245 is a wasteful number, since it uses less digits than its factorization.
30129483171245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14874304.
The product of its (nonzero) digits is 1451520, while the sum is 50.
The spelling of 30129483171245 in words is "thirty trillion, one hundred twenty-nine billion, four hundred eighty-three million, one hundred seventy-one thousand, two hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •