Base | Representation |
---|---|
bin | 1010000010011… |
… | …0101010110110 |
3 | 2221012222022020 |
4 | 2200212222312 |
5 | 41234221210 |
6 | 4102214010 |
7 | 1020566460 |
oct | 240465266 |
9 | 87188266 |
10 | 42101430 |
11 | 21846478 |
12 | 12124306 |
13 | 89511b7 |
14 | 583d130 |
15 | 3a69770 |
hex | 2826ab6 |
42101430 has 32 divisors (see below), whose sum is σ = 115478784. Its totient is φ = 9623136.
The previous prime is 42101419. The next prime is 42101467. The reversal of 42101430 is 3410124.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100032 + ... + 100451.
It is an arithmetic number, because the mean of its divisors is an integer number (3608712).
Almost surely, 242101430 is an apocalyptic number.
42101430 is an abundant number, since it is smaller than the sum of its proper divisors (73377354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42101430 is a wasteful number, since it uses less digits than its factorization.
42101430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200500.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 42101430 is about 6488.5614738554. The cubic root of 42101430 is about 347.8822596801.
Adding to 42101430 its reverse (3410124), we get a palindrome (45511554).
The spelling of 42101430 in words is "forty-two million, one hundred one thousand, four hundred thirty".
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