Base | Representation |
---|---|
bin | 10011101110101… |
… | …101001111010110 |
3 | 212001212002202210 |
4 | 103232231033112 |
5 | 1134214323110 |
6 | 52502414250 |
7 | 11126355510 |
oct | 2356551726 |
9 | 761762683 |
10 | 331011030 |
11 | 15a935539 |
12 | 92a31386 |
13 | 5376801c |
14 | 31d66bb0 |
15 | 1e0d7520 |
hex | 13bad3d6 |
331011030 has 32 divisors (see below), whose sum is σ = 907916544. Its totient is φ = 75659616.
The previous prime is 331011007. The next prime is 331011047. The reversal of 331011030 is 30110133.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 331010997 and 331011015.
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, 787912 + ... + 788331.
It is an arithmetic number, because the mean of its divisors is an integer number (28372392).
Almost surely, 2331011030 is an apocalyptic number.
331011030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
331011030 is an abundant number, since it is smaller than the sum of its proper divisors (576905514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331011030 is a wasteful number, since it uses less digits than its factorization.
331011030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1576260.
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 331011030 is about 18193.7085279500. The cubic root of 331011030 is about 691.7473252495.
Adding to 331011030 its reverse (30110133), we get a palindrome (361121163).
The spelling of 331011030 in words is "three hundred thirty-one million, eleven thousand, thirty".
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