Base | Representation |
---|---|
bin | 111100110100001… |
… | …000101110010100 |
3 | 2122002212121201120 |
4 | 330310020232110 |
5 | 4042144101210 |
6 | 245124323540 |
7 | 34166260044 |
oct | 7464105624 |
9 | 2562777646 |
10 | 1020300180 |
11 | 483a29699 |
12 | 2458435b0 |
13 | 1334c7123 |
14 | 99713724 |
15 | 5e891270 |
hex | 3cd08b94 |
1020300180 has 24 divisors (see below), whose sum is σ = 2856840672. Its totient is φ = 272080032.
The previous prime is 1020300163. The next prime is 1020300269. The reversal of 1020300180 is 810030201.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
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, 8502442 + ... + 8502561.
It is an arithmetic number, because the mean of its divisors is an integer number (119035028).
Almost surely, 21020300180 is an apocalyptic number.
1020300180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1020300180 is an abundant number, since it is smaller than the sum of its proper divisors (1836540492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020300180 is a wasteful number, since it uses less digits than its factorization.
1020300180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17005015 (or 17005013 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 1020300180 is about 31942.1379998271. The cubic root of 1020300180 is about 1006.7214475888.
Adding to 1020300180 its reverse (810030201), we get a palindrome (1830330381).
The spelling of 1020300180 in words is "one billion, twenty million, three hundred thousand, one hundred eighty".
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