Base | Representation |
---|---|
bin | 1100001101010… |
… | …01010011101000 |
3 | 21010200201201211 |
4 | 12012221103220 |
5 | 202203432402 |
6 | 14054522504 |
7 | 2352300610 |
oct | 606512350 |
9 | 233621654 |
10 | 102405352 |
11 | 52894725 |
12 | 2a366434 |
13 | 182a65aa |
14 | d859a40 |
15 | 8ecc4d7 |
hex | 61a94e8 |
102405352 has 16 divisors (see below), whose sum is σ = 219440160. Its totient is φ = 43887984.
The previous prime is 102405343. The next prime is 102405353. The reversal of 102405352 is 253504201.
It is a super-2 number, since 2×1024053522 = 20973712236487808, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (102405353) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914278 + ... + 914389.
It is an arithmetic number, because the mean of its divisors is an integer number (13715010).
Almost surely, 2102405352 is an apocalyptic number.
It is an amenable number.
102405352 is an abundant number, since it is smaller than the sum of its proper divisors (117034808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102405352 is a wasteful number, since it uses less digits than its factorization.
102405352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1828680 (or 1828676 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 102405352 is about 10119.5529545529. The cubic root of 102405352 is about 467.8509886715.
Adding to 102405352 its reverse (253504201), we get a palindrome (355909553).
The spelling of 102405352 in words is "one hundred two million, four hundred five thousand, three hundred fifty-two".
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