Base | Representation |
---|---|
bin | 111101011001111… |
… | …110100100010000 |
3 | 2122210112121020002 |
4 | 331121332210100 |
5 | 4102214020143 |
6 | 250121105132 |
7 | 34346503664 |
oct | 7531764420 |
9 | 2583477202 |
10 | 1030220048 |
11 | 489594630 |
12 | 2490281a8 |
13 | 13558b380 |
14 | 9ab768a4 |
15 | 606a05b8 |
hex | 3d67e910 |
1030220048 has 80 divisors (see below), whose sum is σ = 2447093376. Its totient is φ = 413445120.
The previous prime is 1030220047. The next prime is 1030220131. The reversal of 1030220048 is 8400220301.
It is a super-2 number, since 2×10302200482 = 2122706694602244608, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1030220047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42836 + ... + 62412.
Almost surely, 21030220048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1030220048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1223546688).
1030220048 is an abundant number, since it is smaller than the sum of its proper divisors (1416873328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1030220048 is a wasteful number, since it uses less digits than its factorization.
1030220048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19632 (or 19626 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 1030220048 is about 32097.0411097347. The cubic root of 1030220048 is about 1009.9735469986.
Adding to 1030220048 its reverse (8400220301), we get a palindrome (9430440349).
The spelling of 1030220048 in words is "one billion, thirty million, two hundred twenty thousand, forty-eight".
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