Base | Representation |
---|---|
bin | 10100110011100… |
… | …010111000001000 |
3 | 220022210220112021 |
4 | 110303202320020 |
5 | 1203324302040 |
6 | 54345254224 |
7 | 11435634331 |
oct | 2463427010 |
9 | 808726467 |
10 | 349056520 |
11 | 16a04036a |
12 | 98a94374 |
13 | 57415927 |
14 | 34503288 |
15 | 2099e24a |
hex | 14ce2e08 |
349056520 has 32 divisors (see below), whose sum is σ = 806607000. Its totient is φ = 135848448.
The previous prime is 349056503. The next prime is 349056527. The reversal of 349056520 is 25650943.
It can be written as a sum of positive squares in 4 ways, for example, as 288932004 + 60124516 = 16998^2 + 7754^2 .
It is not an unprimeable number, because it can be changed into a prime (349056527) 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, 116445 + ... + 119404.
Almost surely, 2349056520 is an apocalyptic number.
It is an amenable number.
349056520 is an abundant number, since it is smaller than the sum of its proper divisors (457550480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
349056520 is a wasteful number, since it uses less digits than its factorization.
349056520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235897 (or 235893 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 34.
The square root of 349056520 is about 18683.0543541467. The cubic root of 349056520 is about 704.0960666510.
The spelling of 349056520 in words is "three hundred forty-nine million, fifty-six thousand, five hundred twenty".
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