Base | Representation |
---|---|
bin | 11100001011010011… |
… | …001100111011101011 |
3 | 2220002110220102200101 |
4 | 130023103030323223 |
5 | 443430103313110 |
6 | 21522035450231 |
7 | 2120505524104 |
oct | 341323147353 |
9 | 86073812611 |
10 | 30254354155 |
11 | 11915881083 |
12 | 5a44156977 |
13 | 2b11ca060c |
14 | 16701393ab |
15 | bc111d13a |
hex | 70b4cceeb |
30254354155 has 4 divisors (see below), whose sum is σ = 36305224992. Its totient is φ = 24203483320.
The previous prime is 30254354149. The next prime is 30254354173. The reversal of 30254354155 is 55145345203.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 30254354155 - 29 = 30254353643 is a prime.
It is a Duffinian 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, 3025435411 + ... + 3025435420.
It is an arithmetic number, because the mean of its divisors is an integer number (9076306248).
Almost surely, 230254354155 is an apocalyptic number.
30254354155 is a deficient number, since it is larger than the sum of its proper divisors (6050870837).
30254354155 is an equidigital number, since it uses as much as digits as its factorization.
30254354155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6050870836.
The product of its (nonzero) digits is 180000, while the sum is 37.
Adding to 30254354155 its reverse (55145345203), we get a palindrome (85399699358).
The spelling of 30254354155 in words is "thirty billion, two hundred fifty-four million, three hundred fifty-four thousand, one hundred fifty-five".
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