Base | Representation |
---|---|
bin | 1100001101001… |
… | …11100000110100 |
3 | 21010200100122200 |
4 | 12012213200310 |
5 | 202203214004 |
6 | 14054424500 |
7 | 2352240312 |
oct | 606474064 |
9 | 233610580 |
10 | 102398004 |
11 | 5288a155 |
12 | 2a362130 |
13 | 182a3147 |
14 | d8570b2 |
15 | 8eca239 |
hex | 61a7834 |
102398004 has 36 divisors (see below), whose sum is σ = 274066884. Its totient is φ = 32124672.
The previous prime is 102398003. The next prime is 102398017. The reversal of 102398004 is 400893201.
It can be written as a sum of positive squares in 2 ways, for example, as 95648400 + 6749604 = 9780^2 + 2598^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102398003) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83047 + ... + 84270.
It is an arithmetic number, because the mean of its divisors is an integer number (7612969).
Almost surely, 2102398004 is an apocalyptic number.
It is an amenable number.
102398004 is an abundant number, since it is smaller than the sum of its proper divisors (171668880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102398004 is a wasteful number, since it uses less digits than its factorization.
102398004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167344 (or 167339 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 102398004 is about 10119.1898885237. The cubic root of 102398004 is about 467.8397983342.
The spelling of 102398004 in words is "one hundred two million, three hundred ninety-eight thousand, four".
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