Base | Representation |
---|---|
bin | 1101110000011011000100… |
… | …11000000100101011101110 |
3 | 10222002222101112022201112101 |
4 | 12320031202120010223232 |
5 | 12431113230404043114 |
6 | 144201055453525314 |
7 | 6241366405033612 |
oct | 670154230045356 |
9 | 128088345281471 |
10 | 30251105143534 |
11 | 9703470232a70 |
12 | 3486a49aa383a |
13 | 13b5889460012 |
14 | 768238879342 |
15 | 376d79b42d74 |
hex | 1b8362604aee |
30251105143534 has 8 divisors (see below), whose sum is σ = 49501808416728. Its totient is φ = 13750502337960.
The previous prime is 30251105143471. The next prime is 30251105143549. The reversal of 30251105143534 is 43534150115203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 30251105143493 and 30251105143502.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687525116877 + ... + 687525116920.
It is an arithmetic number, because the mean of its divisors is an integer number (6187726052091).
Almost surely, 230251105143534 is an apocalyptic number.
30251105143534 is a deficient number, since it is larger than the sum of its proper divisors (19250703273194).
30251105143534 is a wasteful number, since it uses less digits than its factorization.
30251105143534 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1375050233810.
The product of its (nonzero) digits is 108000, while the sum is 37.
Adding to 30251105143534 its reverse (43534150115203), we get a palindrome (73785255258737).
The spelling of 30251105143534 in words is "thirty trillion, two hundred fifty-one billion, one hundred five million, one hundred forty-three thousand, five hundred thirty-four".
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