Base | Representation |
---|---|
bin | 1100001101001… |
… | …11110010000100 |
3 | 21010200102011120 |
4 | 12012213302010 |
5 | 202203232413 |
6 | 14054433540 |
7 | 2352243450 |
oct | 606476204 |
9 | 233612146 |
10 | 102399108 |
11 | 5288aa69 |
12 | 2a3628b0 |
13 | 182a37b6 |
14 | d857660 |
15 | 8eca723 |
hex | 61a7c84 |
102399108 has 48 divisors (see below), whose sum is σ = 273565824. Its totient is φ = 29203200.
The previous prime is 102399103. The next prime is 102399119. The reversal of 102399108 is 801993201.
It is not an unprimeable number, because it can be changed into a prime (102399103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78058 + ... + 79358.
It is an arithmetic number, because the mean of its divisors is an integer number (5699288).
Almost surely, 2102399108 is an apocalyptic number.
It is an amenable number.
102399108 is an abundant number, since it is smaller than the sum of its proper divisors (171166716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102399108 is a wasteful number, since it uses less digits than its factorization.
102399108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2252 (or 2250 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 33.
The square root of 102399108 is about 10119.2444381979. The cubic root of 102399108 is about 467.8414796602.
The spelling of 102399108 in words is "one hundred two million, three hundred ninety-nine thousand, one hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •