Base | Representation |
---|---|
bin | 101111101100011110… |
… | …1010100011101000111 |
3 | 100210101010012111220002 |
4 | 1133120331110131013 |
5 | 3134231043413111 |
6 | 115015242031515 |
7 | 10254111225665 |
oct | 1373075243507 |
9 | 323333174802 |
10 | 102424201031 |
11 | 3a48a878229 |
12 | 17a257a859b |
13 | 9873b1ca19 |
14 | 4d58dbdc35 |
15 | 29e6e9163b |
hex | 17d8f54747 |
102424201031 has 8 divisors (see below), whose sum is σ = 103833793824. Its totient is φ = 101014784640.
The previous prime is 102424201007. The next prime is 102424201039. The reversal of 102424201031 is 130102424201.
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 102424201031 - 234 = 85244331847 is a prime.
It is a super-2 number, since 2×1024242010312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 102424200994 and 102424201012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102424201039) 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, 1488926 + ... + 1556196.
It is an arithmetic number, because the mean of its divisors is an integer number (12979224228).
Almost surely, 2102424201031 is an apocalyptic number.
102424201031 is a deficient number, since it is larger than the sum of its proper divisors (1409592793).
102424201031 is an equidigital number, since it uses as much as digits as its factorization.
102424201031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88201.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 102424201031 its reverse (130102424201), we get a palindrome (232526625232).
The spelling of 102424201031 in words is "one hundred two billion, four hundred twenty-four million, two hundred one thousand, thirty-one".
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