Base | Representation |
---|---|
bin | 1100001010111… |
… | …11000100111111 |
3 | 21010010021200001 |
4 | 12011133010333 |
5 | 202114220221 |
6 | 14044215131 |
7 | 2346563314 |
oct | 605370477 |
9 | 233107601 |
10 | 102101311 |
11 | 526a7254 |
12 | 2a23a4a7 |
13 | 181cb0a0 |
14 | d7bad0b |
15 | 8e6c391 |
hex | 615f13f |
102101311 has 8 divisors (see below), whose sum is σ = 110209680. Its totient is φ = 94029312.
The previous prime is 102101297. The next prime is 102101333. The reversal of 102101311 is 113101201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102101311 - 27 = 102101183 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 (102101381) 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, 3106 + ... + 14623.
It is an arithmetic number, because the mean of its divisors is an integer number (13776210).
Almost surely, 2102101311 is an apocalyptic number.
102101311 is a deficient number, since it is larger than the sum of its proper divisors (8108369).
102101311 is a wasteful number, since it uses less digits than its factorization.
102101311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18185.
The product of its (nonzero) digits is 6, while the sum is 10.
The square root of 102101311 is about 10104.5193354261. The cubic root of 102101311 is about 467.3875139015.
Adding to 102101311 its reverse (113101201), we get a palindrome (215202512).
The spelling of 102101311 in words is "one hundred two million, one hundred one thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •