Base | Representation |
---|---|
bin | 11001100011011… |
… | …010001100100101 |
3 | 1002212200212022200 |
4 | 121203122030211 |
5 | 1334222301431 |
6 | 110312445113 |
7 | 13423666242 |
oct | 3143321445 |
9 | 1085625280 |
10 | 428712741 |
11 | 1aaaa7256 |
12 | bb6a9799 |
13 | 6aa856a2 |
14 | 40d1a5c9 |
15 | 27985ee6 |
hex | 198da325 |
428712741 has 12 divisors (see below), whose sum is σ = 620048832. Its totient is φ = 285440616.
The previous prime is 428712719. The next prime is 428712761. The reversal of 428712741 is 147217824.
It is not a de Polignac number, because 428712741 - 221 = 426615589 is a prime.
It is a super-2 number, since 2×4287127412 = 367589228591466162, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 428712696 and 428712705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (428712701) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23181 + ... + 37346.
It is an arithmetic number, because the mean of its divisors is an integer number (51670736).
Almost surely, 2428712741 is an apocalyptic number.
It is an amenable number.
428712741 is a deficient number, since it is larger than the sum of its proper divisors (191336091).
428712741 is a wasteful number, since it uses less digits than its factorization.
428712741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61320 (or 61317 counting only the distinct ones).
The product of its digits is 25088, while the sum is 36.
The square root of 428712741 is about 20705.3795183764. The cubic root of 428712741 is about 754.0302981350.
The spelling of 428712741 in words is "four hundred twenty-eight million, seven hundred twelve thousand, seven hundred forty-one".
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