Base | Representation |
---|---|
bin | 10100100111101… |
… | …110100000011100 |
3 | 220002222111202010 |
4 | 110213232200130 |
5 | 1202031132203 |
6 | 54155031220 |
7 | 11400412104 |
oct | 2447564034 |
9 | 802874663 |
10 | 345958428 |
11 | 168314762 |
12 | 97a3b510 |
13 | 5689c73a |
14 | 33d38204 |
15 | 2058b303 |
hex | 149ee81c |
345958428 has 24 divisors (see below), whose sum is σ = 813132432. Its totient is φ = 114477184.
The previous prime is 345958423. The next prime is 345958447. The reversal of 345958428 is 824859543.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345958421) 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, 103575 + ... + 106862.
It is an arithmetic number, because the mean of its divisors is an integer number (33880518).
Almost surely, 2345958428 is an apocalyptic number.
It is an amenable number.
345958428 is an abundant number, since it is smaller than the sum of its proper divisors (467174004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345958428 is a wasteful number, since it uses less digits than its factorization.
345958428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210581 (or 210579 counting only the distinct ones).
The product of its digits is 1382400, while the sum is 48.
The square root of 345958428 is about 18599.9577418875. The cubic root of 345958428 is about 702.0067774770.
The spelling of 345958428 in words is "three hundred forty-five million, nine hundred fifty-eight thousand, four hundred twenty-eight".
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