Base | Representation |
---|---|
bin | 1001100011010011… |
… | …10100011001110100 |
3 | 111020101021001222021 |
4 | 10301221310121310 |
5 | 41000232412203 |
6 | 2204503042524 |
7 | 241035252316 |
oct | 46151643164 |
9 | 14211231867 |
10 | 5128013428 |
11 | 21a16a242a |
12 | bb1440444 |
13 | 639530095 |
14 | 3690a57b6 |
15 | 2002e15bd |
hex | 131a74674 |
5128013428 has 24 divisors (see below), whose sum is σ = 9270293760. Its totient is φ = 2479479360.
The previous prime is 5128013419. The next prime is 5128013447. The reversal of 5128013428 is 8243108215.
It is a happy number.
It is a super-2 number, since 2×51280134282 = 52593043435496622368, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 5128013393 and 5128013402.
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, 163263 + ... + 192121.
It is an arithmetic number, because the mean of its divisors is an integer number (386262240).
Almost surely, 25128013428 is an apocalyptic number.
It is an amenable number.
5128013428 is a deficient number, since it is larger than the sum of its proper divisors (4142280332).
5128013428 is a wasteful number, since it uses less digits than its factorization.
5128013428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30327 (or 30325 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 34.
The square root of 5128013428 is about 71610.1489175941. The cubic root of 5128013428 is about 1724.4464711985.
The spelling of 5128013428 in words is "five billion, one hundred twenty-eight million, thirteen thousand, four hundred twenty-eight".
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