Base | Representation |
---|---|
bin | 100100000100000… |
… | …1101000010010100 |
3 | 10010100000221222121 |
4 | 1020020031002110 |
5 | 4434242010400 |
6 | 320024505324 |
7 | 41662523533 |
oct | 11010150224 |
9 | 3110027877 |
10 | 1210110100 |
11 | 5710916a1 |
12 | 29931b244 |
13 | 1639241a4 |
14 | b6a0231a |
15 | 7138621a |
hex | 4820d094 |
1210110100 has 36 divisors (see below), whose sum is σ = 2628803968. Its totient is φ = 483516000.
The previous prime is 1210110089. The next prime is 1210110101. The reversal of 1210110100 is 10110121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1210110101) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92995 + ... + 105205.
Almost surely, 21210110100 is an apocalyptic number.
1210110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1210110100 is an abundant number, since it is smaller than the sum of its proper divisors (1418693868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210110100 is a wasteful number, since it uses less digits than its factorization.
1210110100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13216 (or 13209 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 7.
The square root of 1210110100 is about 34786.6368020825. The cubic root of 1210110100 is about 1065.6345561187.
Adding to 1210110100 its reverse (10110121), we get a palindrome (1220220221).
It can be divided in two parts, 12101 and 10100, that added together give a square (22201 = 1492).
The spelling of 1210110100 in words is "one billion, two hundred ten million, one hundred ten thousand, one hundred".
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