Base | Representation |
---|---|
bin | 1100001011000… |
… | …00011001010001 |
3 | 21010010120001211 |
4 | 12011200121101 |
5 | 202114403310 |
6 | 14044300121 |
7 | 2346615121 |
oct | 605403121 |
9 | 233116054 |
10 | 102106705 |
11 | 52700308 |
12 | 2a241641 |
13 | 1820068c |
14 | d7bcc81 |
15 | 8e6dc8a |
hex | 6160651 |
102106705 has 8 divisors (see below), whose sum is σ = 122616000. Its totient is φ = 81626736.
The previous prime is 102106699. The next prime is 102106787. The reversal of 102106705 is 507601201.
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-102106705 is a prime.
It is a super-3 number, since 3×1021067053 (a number of 25 digits) contains 333 as substring.
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, 1246 + ... + 14344.
It is an arithmetic number, because the mean of its divisors is an integer number (15327000).
Almost surely, 2102106705 is an apocalyptic number.
It is an amenable number.
102106705 is a deficient number, since it is larger than the sum of its proper divisors (20509295).
102106705 is a wasteful number, since it uses less digits than its factorization.
102106705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14663.
The product of its (nonzero) digits is 420, while the sum is 22.
The square root of 102106705 is about 10104.7862421726. The cubic root of 102106705 is about 467.3957444320.
Adding to 102106705 its reverse (507601201), we get a palindrome (609707906).
The spelling of 102106705 in words is "one hundred two million, one hundred six thousand, seven hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •