Base | Representation |
---|---|
bin | 100100001011110… |
… | …0010011101101110 |
3 | 10010121121012021220 |
4 | 1020113202131232 |
5 | 4441304130110 |
6 | 320251004210 |
7 | 42041635461 |
oct | 11027423556 |
9 | 3117535256 |
10 | 1214130030 |
11 | 573387953 |
12 | 29a739666 |
13 | 164700b49 |
14 | b736b2d8 |
15 | 718cc370 |
hex | 485e276e |
1214130030 has 16 divisors (see below), whose sum is σ = 2913912144. Its totient is φ = 323768000.
The previous prime is 1214130013. The next prime is 1214130041. The reversal of 1214130030 is 300314121.
It is a super-2 number, since 2×12141300302 = 2948223459495601800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a junction number, because it is equal to n+sod(n) for n = 1214129991 and 1214130009.
It is a congruent number.
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, 20235471 + ... + 20235530.
It is an arithmetic number, because the mean of its divisors is an integer number (182119509).
Almost surely, 21214130030 is an apocalyptic number.
1214130030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1214130030 is an abundant number, since it is smaller than the sum of its proper divisors (1699782114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214130030 is a wasteful number, since it uses less digits than its factorization.
1214130030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40471011.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 1214130030 is about 34844.3686985430. The cubic root of 1214130030 is about 1066.8132481935.
Adding to 1214130030 its reverse (300314121), we get a palindrome (1514444151).
The spelling of 1214130030 in words is "one billion, two hundred fourteen million, one hundred thirty thousand, thirty".
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