Base | Representation |
---|---|
bin | 111110101010000… |
… | …1001100101010010 |
3 | 12102112002201102202 |
4 | 1331110021211102 |
5 | 13301210343010 |
6 | 544342243202 |
7 | 103046252366 |
oct | 17524114522 |
9 | 5375081382 |
10 | 2102434130 |
11 | 989850975 |
12 | 4a8126502 |
13 | 276760a84 |
14 | 15d3212a6 |
15 | c48986a5 |
hex | 7d509952 |
2102434130 has 8 divisors (see below), whose sum is σ = 3784381452. Its totient is φ = 840973648.
The previous prime is 2102434111. The next prime is 2102434133. The reversal of 2102434130 is 314342012.
It can be written as a sum of positive squares in 2 ways, for example, as 1993711801 + 108722329 = 44651^2 + 10427^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (2102434133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105121697 + ... + 105121716.
Almost surely, 22102434130 is an apocalyptic number.
2102434130 is a deficient number, since it is larger than the sum of its proper divisors (1681947322).
2102434130 is a wasteful number, since it uses less digits than its factorization.
2102434130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210243420.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 2102434130 is about 45852.3077936106. The cubic root of 2102434130 is about 1281.0737511122.
Adding to 2102434130 its reverse (314342012), we get a palindrome (2416776142).
The spelling of 2102434130 in words is "two billion, one hundred two million, four hundred thirty-four thousand, one hundred thirty".
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