Base | Representation |
---|---|
bin | 111100100010110… |
… | …0100110011110110 |
3 | 12020120122010110020 |
4 | 1321011210303312 |
5 | 13130031122010 |
6 | 533330110010 |
7 | 101225335011 |
oct | 17105446366 |
9 | 5216563406 |
10 | 2031504630 |
11 | 952805551 |
12 | 48841b306 |
13 | 264b5815c |
14 | 153b3a378 |
15 | bd537470 |
hex | 79164cf6 |
2031504630 has 16 divisors (see below), whose sum is σ = 4875611184. Its totient is φ = 541734560.
The previous prime is 2031504593. The next prime is 2031504649. The reversal of 2031504630 is 364051302.
It is a happy number.
It is a super-2 number, since 2×20315046302 = 8254022123422873800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2031504630.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33858381 + ... + 33858440.
It is an arithmetic number, because the mean of its divisors is an integer number (304725699).
Almost surely, 22031504630 is an apocalyptic number.
2031504630 is an abundant number, since it is smaller than the sum of its proper divisors (2844106554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031504630 is a wasteful number, since it uses less digits than its factorization.
2031504630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67716831.
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 2031504630 is about 45072.2157209960. The cubic root of 2031504630 is about 1266.5021716983.
Adding to 2031504630 its reverse (364051302), we get a palindrome (2395555932).
The spelling of 2031504630 in words is "two billion, thirty-one million, five hundred four thousand, six hundred thirty".
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