Base | Representation |
---|---|
bin | 100100000100001… |
… | …0001111110100100 |
3 | 10010100001222202020 |
4 | 1020020101332210 |
5 | 4434243132330 |
6 | 320025143140 |
7 | 41662636536 |
oct | 11010217644 |
9 | 3110058666 |
10 | 1210130340 |
11 | 5710a5921 |
12 | 29932aab0 |
13 | 163930473 |
14 | b6a09856 |
15 | 7138c210 |
hex | 48211fa4 |
1210130340 has 24 divisors (see below), whose sum is σ = 3388365120. Its totient is φ = 322701408.
The previous prime is 1210130333. The next prime is 1210130393. The reversal of 1210130340 is 430310121.
It is a super-3 number, since 3×12101303403 (a number of 28 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10084360 + ... + 10084479.
It is an arithmetic number, because the mean of its divisors is an integer number (141181880).
Almost surely, 21210130340 is an apocalyptic number.
1210130340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1210130340 is an abundant number, since it is smaller than the sum of its proper divisors (2178234780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210130340 is a wasteful number, since it uses less digits than its factorization.
1210130340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20168851 (or 20168849 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 1210130340 is about 34786.9277171756. The cubic root of 1210130340 is about 1065.6404972649.
Adding to 1210130340 its reverse (430310121), we get a palindrome (1640440461).
The spelling of 1210130340 in words is "one billion, two hundred ten million, one hundred thirty thousand, three hundred forty".
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