Base | Representation |
---|---|
bin | 1011101000001001… |
… | …1011101110001010 |
3 | 22001112002101111101 |
4 | 2322002123232022 |
5 | 22343011400020 |
6 | 1233414052014 |
7 | 140226522325 |
oct | 27202335612 |
9 | 8045071441 |
10 | 3121200010 |
11 | 1361921845 |
12 | 73134a00a |
13 | 3a983b716 |
14 | 2187557bc |
15 | 13403500a |
hex | ba09bb8a |
3121200010 has 16 divisors (see below), whose sum is σ = 5619159936. Its totient is φ = 1248257808.
The previous prime is 3121199971. The next prime is 3121200013. The reversal of 3121200010 is 100021213.
3121200010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a self number, because there is not a number n which added to its sum of digits gives 3121200010.
It is not an unprimeable number, because it can be changed into a prime (3121200013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38827 + ... + 88033.
It is an arithmetic number, because the mean of its divisors is an integer number (351197496).
Almost surely, 23121200010 is an apocalyptic number.
3121200010 is a deficient number, since it is larger than the sum of its proper divisors (2497959926).
3121200010 is a wasteful number, since it uses less digits than its factorization.
3121200010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55557.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 3121200010 is about 55867.7009550241. The cubic root of 3121200010 is about 1461.4160293756.
Adding to 3121200010 its reverse (100021213), we get a palindrome (3221221223).
The spelling of 3121200010 in words is "three billion, one hundred twenty-one million, two hundred thousand, ten".
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