Base | Representation |
---|---|
bin | 11010100010000… |
… | …101100000111110 |
3 | 1011000121121112120 |
4 | 122202011200332 |
5 | 1402424034402 |
6 | 112100543410 |
7 | 14013440205 |
oct | 3242054076 |
9 | 1130547476 |
10 | 445143102 |
11 | 2092a9668 |
12 | 1050b1b66 |
13 | 712b90b1 |
14 | 4319623c |
15 | 2912e3bc |
hex | 1a88583e |
445143102 has 8 divisors (see below), whose sum is σ = 890286216. Its totient is φ = 148381032.
The previous prime is 445143089. The next prime is 445143103. The reversal of 445143102 is 201341544.
It is a sphenic number, since it is the product of 3 distinct primes.
445143102 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (445143103) 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 3 ways as a sum of consecutive naturals, for example, 37095253 + ... + 37095264.
It is an arithmetic number, because the mean of its divisors is an integer number (111285777).
Almost surely, 2445143102 is an apocalyptic number.
445143102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445143102 is a wasteful number, since it uses less digits than its factorization.
445143102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74190522.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 445143102 is about 21098.4146797810. The cubic root of 445143102 is about 763.5425006437.
Adding to 445143102 its reverse (201341544), we get a palindrome (646484646).
The spelling of 445143102 in words is "four hundred forty-five million, one hundred forty-three thousand, one hundred two".
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