Base | Representation |
---|---|
bin | 1101110000100010101101… |
… | …10101111100001000000110 |
3 | 10222010100222100221222121210 |
4 | 12320101112311330020012 |
5 | 12431200130343113020 |
6 | 144203014450352250 |
7 | 6241603136664204 |
oct | 670212665741006 |
9 | 128110870858553 |
10 | 30255206613510 |
11 | 970518542207a |
12 | 34877b358b686 |
13 | 13b60910bb328 |
14 | 768507484074 |
15 | 377019c5d3e0 |
hex | 1b8456d7c206 |
30255206613510 has 128 divisors (see below), whose sum is σ = 73454676387840. Its totient is φ = 7974885574656.
The previous prime is 30255206613421. The next prime is 30255206613571. The reversal of 30255206613510 is 1531660255203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6091241047 + ... + 6091246013.
It is an arithmetic number, because the mean of its divisors is an integer number (573864659280).
Almost surely, 230255206613510 is an apocalyptic number.
30255206613510 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30255206613510 is an abundant number, since it is smaller than the sum of its proper divisors (43199469774330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30255206613510 is a wasteful number, since it uses less digits than its factorization.
30255206613510 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9622.
The product of its (nonzero) digits is 162000, while the sum is 39.
Adding to 30255206613510 its reverse (1531660255203), we get a palindrome (31786866868713).
The spelling of 30255206613510 in words is "thirty trillion, two hundred fifty-five billion, two hundred six million, six hundred thirteen thousand, five hundred ten".
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