Base | Representation |
---|---|
bin | 1001101000110001111… |
… | …01010010001001100100 |
3 | 1011122201002202211221020 |
4 | 10310120331102021210 |
5 | 20411124041400400 |
6 | 412041454451140 |
7 | 32631511521561 |
oct | 4643075221144 |
9 | 1148632684836 |
10 | 331131200100 |
11 | 118482a25748 |
12 | 54213203ab0 |
13 | 252c167997c |
14 | 120538cb868 |
15 | 89307832a0 |
hex | 4d18f52264 |
331131200100 has 432 divisors, whose sum is σ = 1061576846400. Its totient is φ = 79462563840.
The previous prime is 331131200021. The next prime is 331131200107. The reversal of 331131200100 is 1002131133.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 331131200100.
It is not an unprimeable number, because it can be changed into a prime (331131200107) by changing a digit.
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 143 ways as a sum of consecutive naturals, for example, 581952616 + ... + 581953184.
Almost surely, 2331131200100 is an apocalyptic number.
331131200100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 331131200100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (530788423200).
331131200100 is an abundant number, since it is smaller than the sum of its proper divisors (730445646300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331131200100 is a wasteful number, since it uses less digits than its factorization.
331131200100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 844 (or 814 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 331131200100 its reverse (1002131133), we get a palindrome (332133331233).
The spelling of 331131200100 in words is "three hundred thirty-one billion, one hundred thirty-one million, two hundred thousand, one hundred".
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