Base | Representation |
---|---|
bin | 1100010000111… |
… | …01001010010110 |
3 | 21011120211200110 |
4 | 12020131022112 |
5 | 202314124034 |
6 | 14113023450 |
7 | 2356315245 |
oct | 610351226 |
9 | 234524613 |
10 | 102879894 |
11 | 53089207 |
12 | 2a554b86 |
13 | 184115a0 |
14 | d94095c |
15 | 9072de9 |
hex | 621d296 |
102879894 has 16 divisors (see below), whose sum is σ = 221587632. Its totient is φ = 31655328.
The previous prime is 102879871. The next prime is 102879899. The reversal of 102879894 is 498978201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102879899) 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, 659409 + ... + 659564.
It is an arithmetic number, because the mean of its divisors is an integer number (13849227).
Almost surely, 2102879894 is an apocalyptic number.
102879894 is an abundant number, since it is smaller than the sum of its proper divisors (118707738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102879894 is a wasteful number, since it uses less digits than its factorization.
102879894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1318991.
The product of its (nonzero) digits is 290304, while the sum is 48.
The square root of 102879894 is about 10142.9726411935. The cubic root of 102879894 is about 468.5725423917.
The spelling of 102879894 in words is "one hundred two million, eight hundred seventy-nine thousand, eight hundred ninety-four".
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