Base | Representation |
---|---|
bin | 101001111100111… |
… | …1110100001011100 |
3 | 10122002211221021202 |
4 | 1103321332201130 |
5 | 10340333112403 |
6 | 351404015032 |
7 | 46612212464 |
oct | 12371764134 |
9 | 3562757252 |
10 | 1407707228 |
11 | 662683304 |
12 | 333531478 |
13 | 195849875 |
14 | d4d5aba4 |
15 | 838b8688 |
hex | 53e7e85c |
1407707228 has 24 divisors (see below), whose sum is σ = 2491638240. Its totient is φ = 695856960.
The previous prime is 1407707227. The next prime is 1407707233. The reversal of 1407707228 is 8227077041.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1407707191 and 1407707200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1407707221) 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, 119633 + ... + 130871.
It is an arithmetic number, because the mean of its divisors is an integer number (103818260).
Almost surely, 21407707228 is an apocalyptic number.
It is an amenable number.
1407707228 is a deficient number, since it is larger than the sum of its proper divisors (1083931012).
1407707228 is a wasteful number, since it uses less digits than its factorization.
1407707228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11597 (or 11595 counting only the distinct ones).
The product of its (nonzero) digits is 43904, while the sum is 38.
The square root of 1407707228 is about 37519.4246757596. The cubic root of 1407707228 is about 1120.7380413980.
The spelling of 1407707228 in words is "one billion, four hundred seven million, seven hundred seven thousand, two hundred twenty-eight".
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