Base | Representation |
---|---|
bin | 1011111110001… |
… | …11001100011100 |
3 | 20222222101220121 |
4 | 11333013030130 |
5 | 201202234440 |
6 | 13544324324 |
7 | 2326434433 |
oct | 577071434 |
9 | 228871817 |
10 | 100430620 |
11 | 51766014 |
12 | 297736a4 |
13 | 17a64804 |
14 | d4a411a |
15 | 8c3c34a |
hex | 5fc731c |
100430620 has 12 divisors (see below), whose sum is σ = 210904344. Its totient is φ = 40172240.
The previous prime is 100430593. The next prime is 100430621. The reversal of 100430620 is 26034001.
It is a junction number, because it is equal to n+sod(n) for n = 100430594 and 100430603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100430621) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2510746 + ... + 2510785.
It is an arithmetic number, because the mean of its divisors is an integer number (17575362).
Almost surely, 2100430620 is an apocalyptic number.
100430620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100430620 is an abundant number, since it is smaller than the sum of its proper divisors (110473724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100430620 is a wasteful number, since it uses less digits than its factorization.
100430620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5021540 (or 5021538 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 100430620 is about 10021.5078705752. The cubic root of 100430620 is about 464.8241829633.
Adding to 100430620 its reverse (26034001), we get a palindrome (126464621).
The spelling of 100430620 in words is "one hundred million, four hundred thirty thousand, six hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •