Base | Representation |
---|---|
bin | 1010001100100… |
… | …0000110000110 |
3 | 2222110120022010 |
4 | 2203020012012 |
5 | 41421401010 |
6 | 4124315050 |
7 | 1026322251 |
oct | 243100606 |
9 | 88416263 |
10 | 42762630 |
11 | 22158219 |
12 | 123a2a86 |
13 | 8b23141 |
14 | 5972098 |
15 | 3b4a620 |
hex | 28c8186 |
42762630 has 32 divisors (see below), whose sum is σ = 102829824. Its totient is φ = 11381216.
The previous prime is 42762611. The next prime is 42762637. The reversal of 42762630 is 3626724.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42762637) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19447 + ... + 21533.
It is an arithmetic number, because the mean of its divisors is an integer number (3213432).
Almost surely, 242762630 is an apocalyptic number.
42762630 is an abundant number, since it is smaller than the sum of its proper divisors (60067194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42762630 is a wasteful number, since it uses less digits than its factorization.
42762630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2780.
The product of its (nonzero) digits is 12096, while the sum is 30.
The square root of 42762630 is about 6539.3141842245. The cubic root of 42762630 is about 349.6939637757.
The spelling of 42762630 in words is "forty-two million, seven hundred sixty-two thousand, six hundred thirty".
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