Base | Representation |
---|---|
bin | 1100001100110… |
… | …11011110111011 |
3 | 21010120212001202 |
4 | 12012123132323 |
5 | 202200124411 |
6 | 14053404415 |
7 | 2351643542 |
oct | 606333673 |
9 | 233525052 |
10 | 102348731 |
11 | 52856131 |
12 | 2a33970b |
13 | 182868a4 |
14 | d843159 |
15 | 8eba83b |
hex | 619b7bb |
102348731 has 8 divisors (see below), whose sum is σ = 104891904. Its totient is φ = 99835560.
The previous prime is 102348713. The next prime is 102348737. The reversal of 102348731 is 137843201.
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 102348731 - 218 = 102086587 is a prime.
It is a super-2 number, since 2×1023487312 = 20950525474620722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102348694 and 102348703.
It is not an unprimeable number, because it can be changed into a prime (102348737) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515 + ... + 14316.
It is an arithmetic number, because the mean of its divisors is an integer number (13111488).
Almost surely, 2102348731 is an apocalyptic number.
102348731 is a deficient number, since it is larger than the sum of its proper divisors (2543173).
102348731 is a wasteful number, since it uses less digits than its factorization.
102348731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15001.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 102348731 is about 10116.7549639200. The cubic root of 102348731 is about 467.7647461915.
The spelling of 102348731 in words is "one hundred two million, three hundred forty-eight thousand, seven hundred thirty-one".
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