Base | Representation |
---|---|
bin | 100111001101011010… |
… | …100111101000011111 |
3 | 11000200002111001112122 |
4 | 213031122213220133 |
5 | 1142210324404043 |
6 | 31201350453155 |
7 | 3020205464126 |
oct | 471532475037 |
9 | 130602431478 |
10 | 42101013023 |
11 | 16944a19243 |
12 | 81ab6641bb |
13 | 3c7c436534 |
14 | 207563cabd |
15 | 116619e368 |
hex | 9cd6a7a1f |
42101013023 has 4 divisors (see below), whose sum is σ = 42101668560. Its totient is φ = 42100357488.
The previous prime is 42101013007. The next prime is 42101013037. The reversal of 42101013023 is 32031010124.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42101013023 - 24 = 42101013007 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 42101012992 and 42101013010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42101513023) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219515 + ... + 363852.
It is an arithmetic number, because the mean of its divisors is an integer number (10525417140).
Almost surely, 242101013023 is an apocalyptic number.
42101013023 is a deficient number, since it is larger than the sum of its proper divisors (655537).
42101013023 is an equidigital number, since it uses as much as digits as its factorization.
42101013023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 655536.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 42101013023 its reverse (32031010124), we get a palindrome (74132023147).
It can be divided in two parts, 4210101 and 3023, that added together give a palindrome (4213124).
The spelling of 42101013023 in words is "forty-two billion, one hundred one million, thirteen thousand, twenty-three".
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