Base | Representation |
---|---|
bin | 11011111110010100101111… |
… | …111011011011010100111101 |
3 | 121010121120022011002212201122 |
4 | 123332110233323123110331 |
5 | 112111211212412122001 |
6 | 1113355133410320325 |
7 | 34625430421604261 |
oct | 3376245773332475 |
9 | 533546264085648 |
10 | 123030142301501 |
11 | 36223876a38166 |
12 | 119700958890a5 |
13 | 5385900956726 |
14 | 22549952540a1 |
15 | e3546a231b1b |
hex | 6fe52fedb53d |
123030142301501 has 8 divisors (see below), whose sum is σ = 123198883110264. Its totient is φ = 122861403936000.
The previous prime is 123030142301483. The next prime is 123030142301513. The reversal of 123030142301501 is 105103241030321.
It can be written as a sum of positive squares in 4 ways, for example, as 52494516996100 + 70535625305401 = 7245310^2 + 8398549^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-123030142301501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123030142301581) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115207001 + ... + 116270001.
It is an arithmetic number, because the mean of its divisors is an integer number (15399860388783).
Almost surely, 2123030142301501 is an apocalyptic number.
It is an amenable number.
123030142301501 is a deficient number, since it is larger than the sum of its proper divisors (168740808763).
123030142301501 is a wasteful number, since it uses less digits than its factorization.
123030142301501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1221631.
The product of its (nonzero) digits is 2160, while the sum is 26.
Adding to 123030142301501 its reverse (105103241030321), we get a palindrome (228133383331822).
The spelling of 123030142301501 in words is "one hundred twenty-three trillion, thirty billion, one hundred forty-two million, three hundred one thousand, five hundred one".
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