Base | Representation |
---|---|
bin | 111101011001110… |
… | …010111010010000 |
3 | 2122210110011201210 |
4 | 331121302322100 |
5 | 4102211003204 |
6 | 250120100120 |
7 | 34346214540 |
oct | 7531627220 |
9 | 2583404653 |
10 | 1030172304 |
11 | 489561777 |
12 | 249004640 |
13 | 135572715 |
14 | 9ab63320 |
15 | 60691389 |
hex | 3d672e90 |
1030172304 has 40 divisors (see below), whose sum is σ = 3041462080. Its totient is φ = 294334848.
The previous prime is 1030172291. The next prime is 1030172309. The reversal of 1030172304 is 4032710301.
It is a super-2 number, since 2×10301723042 = 2122509951857336832, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (1030172309) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532659 + ... + 1533330.
It is an arithmetic number, because the mean of its divisors is an integer number (76036552).
Almost surely, 21030172304 is an apocalyptic number.
1030172304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1030172304 is an abundant number, since it is smaller than the sum of its proper divisors (2011289776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030172304 is a wasteful number, since it uses less digits than its factorization.
1030172304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3066007 (or 3066001 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 1030172304 is about 32096.2973565488. The cubic root of 1030172304 is about 1009.9579448554.
Adding to 1030172304 its reverse (4032710301), we get a palindrome (5062882605).
The spelling of 1030172304 in words is "one billion, thirty million, one hundred seventy-two thousand, three hundred four".
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