Base | Representation |
---|---|
bin | 1010001011000… |
… | …0000000001110 |
3 | 2222021112221022 |
4 | 2202300000032 |
5 | 41410221300 |
6 | 4122234142 |
7 | 1025431460 |
oct | 242600016 |
9 | 88245838 |
10 | 42663950 |
11 | 220a006a |
12 | 12355952 |
13 | 8aba254 |
14 | 5948130 |
15 | 3b2b285 |
hex | 28b000e |
42663950 has 48 divisors (see below), whose sum is σ = 91898880. Its totient is φ = 14433120.
The previous prime is 42663947. The next prime is 42663961. The reversal of 42663950 is 5936624.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a self number, because there is not a number n which added to its sum of digits gives 42663950.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26879 + ... + 28421.
It is an arithmetic number, because the mean of its divisors is an integer number (1914560).
Almost surely, 242663950 is an apocalyptic number.
42663950 is an abundant number, since it is smaller than the sum of its proper divisors (49234930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42663950 is a wasteful number, since it uses less digits than its factorization.
42663950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1641 (or 1636 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 35.
The square root of 42663950 is about 6531.7646926386. The cubic root of 42663950 is about 349.4247694030.
The spelling of 42663950 in words is "forty-two million, six hundred sixty-three thousand, nine hundred fifty".
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