Base | Representation |
---|---|
bin | 1010100001001011100110… |
… | …10110000100011100000001 |
3 | 10000220020102202020201212102 |
4 | 11100211303112010130001 |
5 | 11012431411004213040 |
6 | 121105532340440145 |
7 | 4605053145325103 |
oct | 520456326043401 |
9 | 100806382221772 |
10 | 23130334054145 |
11 | 740857962674a |
12 | 27169920a9055 |
13 | cba247c7a626 |
14 | 59d72ab39573 |
15 | 2a1a16927515 |
hex | 150973584701 |
23130334054145 has 8 divisors (see below), whose sum is σ = 28713518136360. Its totient is φ = 17866189062400.
The previous prime is 23130334054103. The next prime is 23130334054237. The reversal of 23130334054145 is 54145043303132.
It can be written as a sum of positive squares in 4 ways, for example, as 436476920896 + 22693857133249 = 660664^2 + 4763807^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23130334054145 - 28 = 23130334053889 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23130334054099 and 23130334054108.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79759772456 + ... + 79759772745.
It is an arithmetic number, because the mean of its divisors is an integer number (3589189767045).
Almost surely, 223130334054145 is an apocalyptic number.
It is an amenable number.
23130334054145 is a deficient number, since it is larger than the sum of its proper divisors (5583184082215).
23130334054145 is a wasteful number, since it uses less digits than its factorization.
23130334054145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 159519545235.
The product of its (nonzero) digits is 259200, while the sum is 38.
Adding to 23130334054145 its reverse (54145043303132), we get a palindrome (77275377357277).
The spelling of 23130334054145 in words is "twenty-three trillion, one hundred thirty billion, three hundred thirty-four million, fifty-four thousand, one hundred forty-five".
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