Base | Representation |
---|---|
bin | 10100100100100… |
… | …100011010010111 |
3 | 220001102110020120 |
4 | 110210210122113 |
5 | 1201323140042 |
6 | 54125203023 |
7 | 11360363541 |
oct | 2444443227 |
9 | 801373216 |
10 | 345130647 |
11 | 1678a9844 |
12 | 97700473 |
13 | 5666ca24 |
14 | 33ba0691 |
15 | 20475dec |
hex | 14924697 |
345130647 has 16 divisors (see below), whose sum is σ = 469754208. Its totient is φ = 225313920.
The previous prime is 345130631. The next prime is 345130693. The reversal of 345130647 is 746031543.
It is not a de Polignac number, because 345130647 - 24 = 345130631 is a prime.
It is a super-3 number, since 3×3451306473 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345130607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95697 + ... + 99237.
It is an arithmetic number, because the mean of its divisors is an integer number (29359638).
Almost surely, 2345130647 is an apocalyptic number.
345130647 is a deficient number, since it is larger than the sum of its proper divisors (124623561).
345130647 is a wasteful number, since it uses less digits than its factorization.
345130647 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4210.
The product of its (nonzero) digits is 30240, while the sum is 33.
The square root of 345130647 is about 18577.6921871367. The cubic root of 345130647 is about 701.4464288743.
The spelling of 345130647 in words is "three hundred forty-five million, one hundred thirty thousand, six hundred forty-seven".
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