Base | Representation |
---|---|
bin | 1100001010100… |
… | …01001011111100 |
3 | 21010000101121200 |
4 | 12011101023330 |
5 | 202110410122 |
6 | 14043055500 |
7 | 2346235401 |
oct | 605211374 |
9 | 233011550 |
10 | 102044412 |
11 | 52668528 |
12 | 2a211590 |
13 | 181ab212 |
14 | d7a42a8 |
15 | 8e5a5ac |
hex | 61512fc |
102044412 has 18 divisors (see below), whose sum is σ = 257945688. Its totient is φ = 34014792.
The previous prime is 102044407. The next prime is 102044413. The reversal of 102044412 is 214440201.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102044413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1417248 + ... + 1417319.
It is an arithmetic number, because the mean of its divisors is an integer number (14330316).
Almost surely, 2102044412 is an apocalyptic number.
102044412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102044412 is an abundant number, since it is smaller than the sum of its proper divisors (155901276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102044412 is a wasteful number, since it uses less digits than its factorization.
102044412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2834577 (or 2834572 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
The square root of 102044412 is about 10101.7034207108. The cubic root of 102044412 is about 467.3006758923.
Adding to 102044412 its reverse (214440201), we get a palindrome (316484613).
The spelling of 102044412 in words is "one hundred two million, forty-four thousand, four hundred twelve".
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