Base | Representation |
---|---|
bin | 1100001110011011010… |
… | …1000100010110010010 |
3 | 202002010102120102121220 |
4 | 3003212311010112102 |
5 | 11420120430220310 |
6 | 240253103225510 |
7 | 21113523622251 |
oct | 3034665042622 |
9 | 662112512556 |
10 | 210031101330 |
11 | 8108a099096 |
12 | 34856ba8296 |
13 | 16a625a89ab |
14 | a24641c798 |
15 | 56e3e27670 |
hex | 30e6d44592 |
210031101330 has 64 divisors (see below), whose sum is σ = 524077344000. Its totient is φ = 53805185280.
The previous prime is 210031101317. The next prime is 210031101337. The reversal of 210031101330 is 33101130012.
It is a super-2 number, since 2×2100311013302 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (210031101337) 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 31 ways as a sum of consecutive naturals, for example, 433441 + ... + 779700.
It is an arithmetic number, because the mean of its divisors is an integer number (8188708500).
Almost surely, 2210031101330 is an apocalyptic number.
210031101330 is an abundant number, since it is smaller than the sum of its proper divisors (314046242670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210031101330 is a wasteful number, since it uses less digits than its factorization.
210031101330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1213379.
The product of its (nonzero) digits is 54, while the sum is 15.
Adding to 210031101330 its reverse (33101130012), we get a palindrome (243132231342).
The spelling of 210031101330 in words is "two hundred ten billion, thirty-one million, one hundred one thousand, three hundred thirty".
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