Base | Representation |
---|---|
bin | 111111001011101… |
… | …0001101101111110 |
3 | 12110202012201221110 |
4 | 1332113101231332 |
5 | 13320211443402 |
6 | 550211342450 |
7 | 103351652460 |
oct | 17627215576 |
9 | 5422181843 |
10 | 2120031102 |
11 | 99877a822 |
12 | 4b1bb1a26 |
13 | 27a2b2497 |
14 | 1617c2130 |
15 | c61c256c |
hex | 7e5d1b7e |
2120031102 has 32 divisors (see below), whose sum is σ = 4849426944. Its totient is φ = 605268000.
The previous prime is 2120031101. The next prime is 2120031139. The reversal of 2120031102 is 2011300212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120031101) 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, 39727 + ... + 76277.
It is an arithmetic number, because the mean of its divisors is an integer number (151544592).
Almost surely, 22120031102 is an apocalyptic number.
2120031102 is an abundant number, since it is smaller than the sum of its proper divisors (2729395842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120031102 is a wasteful number, since it uses less digits than its factorization.
2120031102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37944.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 2120031102 is about 46043.7954777840. The cubic root of 2120031102 is about 1284.6379398537.
Adding to 2120031102 its reverse (2011300212), we get a palindrome (4131331314).
The spelling of 2120031102 in words is "two billion, one hundred twenty million, thirty-one thousand, one hundred two".
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