Base | Representation |
---|---|
bin | 111101011001001… |
… | …011110110100000 |
3 | 2122210011001021110 |
4 | 331121023312200 |
5 | 4102140343240 |
6 | 250112423320 |
7 | 34344650241 |
oct | 7531136640 |
9 | 2583131243 |
10 | 1030012320 |
11 | 489462557 |
12 | 248b47b40 |
13 | 13551795c |
14 | 9ab20cc8 |
15 | 6065dc80 |
hex | 3d64bda0 |
1030012320 has 96 divisors (see below), whose sum is σ = 3435421248. Its totient is φ = 258510848.
The previous prime is 1030012309. The next prime is 1030012331. The reversal of 1030012320 is 232100301.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (1030012309) and next prime (1030012331).
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 1030012296 and 1030012305.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54954 + ... + 71273.
It is an arithmetic number, because the mean of its divisors is an integer number (35785638).
Almost surely, 21030012320 is an apocalyptic number.
1030012320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1030012320 is an abundant number, since it is smaller than the sum of its proper divisors (2405408928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030012320 is a wasteful number, since it uses less digits than its factorization.
1030012320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126262 (or 126254 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 1030012320 is about 32093.8050096900. The cubic root of 1030012320 is about 1009.9056605673.
Adding to 1030012320 its reverse (232100301), we get a palindrome (1262112621).
The spelling of 1030012320 in words is "one billion, thirty million, twelve thousand, three hundred twenty".
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