Base | Representation |
---|---|
bin | 1101111101001000001101… |
… | …10100111001001100001011 |
3 | 11000122201012111111211002222 |
4 | 12332210012310321030023 |
5 | 13010241304344441310 |
6 | 145133414154444255 |
7 | 6315052501633304 |
oct | 676440664711413 |
9 | 130581174454088 |
10 | 30687655858955 |
11 | 986161a785897 |
12 | 3537581a3368b |
13 | 1417aab360204 |
14 | 78140d08d7ab |
15 | 3833ca2d3055 |
hex | 1be906d3930b |
30687655858955 has 8 divisors (see below), whose sum is σ = 36877126650000. Its totient is φ = 24515498274336.
The previous prime is 30687655858933. The next prime is 30687655858987. The reversal of 30687655858955 is 55985855678603.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30687655858955 - 210 = 30687655857931 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30687655858955.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4328297705 + ... + 4328304794.
It is an arithmetic number, because the mean of its divisors is an integer number (4609640831250).
Almost surely, 230687655858955 is an apocalyptic number.
30687655858955 is a deficient number, since it is larger than the sum of its proper divisors (6189470791045).
30687655858955 is an equidigital number, since it uses as much as digits as its factorization.
30687655858955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8656603213.
The product of its (nonzero) digits is 10886400000, while the sum is 80.
The spelling of 30687655858955 in words is "thirty trillion, six hundred eighty-seven billion, six hundred fifty-five million, eight hundred fifty-eight thousand, nine hundred fifty-five".
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