Base | Representation |
---|---|
bin | 1101110000100010110011… |
… | …01111100100011011110010 |
3 | 10222010101002202112020222110 |
4 | 12320101121233210123302 |
5 | 12431200230322302000 |
6 | 144203023345350150 |
7 | 6241604300416155 |
oct | 670213157443362 |
9 | 128111082466873 |
10 | 30255255275250 |
11 | 97051aa939395 |
12 | 3487807938356 |
13 | 13b609b1c8565 |
14 | 76850db0dc9c |
15 | 37701e171850 |
hex | 1b8459be46f2 |
30255255275250 has 32 divisors (see below), whose sum is σ = 75517117168896. Its totient is φ = 8068068073200.
The previous prime is 30255255275207. The next prime is 30255255275317. The reversal of 30255255275250 is 5257255255203.
It is a self number, because there is not a number n which added to its sum of digits gives 30255255275250.
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, 20170169434 + ... + 20170170933.
It is an arithmetic number, because the mean of its divisors is an integer number (2359909911528).
Almost surely, 230255255275250 is an apocalyptic number.
30255255275250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30255255275250 is an abundant number, since it is smaller than the sum of its proper divisors (45261861893646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30255255275250 is a wasteful number, since it uses less digits than its factorization.
30255255275250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40340340387 (or 40340340377 counting only the distinct ones).
The product of its (nonzero) digits is 5250000, while the sum is 48.
It can be divided in two parts, 3025525 and 5275250, that added together give a triangular number (8300775 = T4074).
The spelling of 30255255275250 in words is "thirty trillion, two hundred fifty-five billion, two hundred fifty-five million, two hundred seventy-five thousand, two hundred fifty".
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