Base | Representation |
---|---|
bin | 1011101000001000… |
… | …0011100011100110 |
3 | 22001111220100201110 |
4 | 2322002003203212 |
5 | 22343000213110 |
6 | 1233412005450 |
7 | 140225630625 |
oct | 27202034346 |
9 | 8044810643 |
10 | 3121101030 |
11 | 1361864443 |
12 | 731300886 |
13 | 3a9805658 |
14 | 21872b6bc |
15 | 134015a20 |
hex | ba0838e6 |
3121101030 has 32 divisors (see below), whose sum is σ = 7492978944. Its totient is φ = 832034016.
The previous prime is 3121101029. The next prime is 3121101031. The reversal of 3121101030 is 301011213.
It is an interprime number because it is at equal distance from previous prime (3121101029) and next prime (3121101031).
It is a junction number, because it is equal to n+sod(n) for n = 3121100997 and 3121101015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3121101031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93789 + ... + 122631.
It is an arithmetic number, because the mean of its divisors is an integer number (234155592).
Almost surely, 23121101030 is an apocalyptic number.
3121101030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3121101030 is an abundant number, since it is smaller than the sum of its proper divisors (4371877914).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3121101030 is a wasteful number, since it uses less digits than its factorization.
3121101030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32460.
The product of its (nonzero) digits is 18, while the sum is 12.
The square root of 3121101030 is about 55866.8151052125. The cubic root of 3121101030 is about 1461.4005809917.
Adding to 3121101030 its reverse (301011213), we get a palindrome (3422112243).
The spelling of 3121101030 in words is "three billion, one hundred twenty-one million, one hundred one thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •