Base | Representation |
---|---|
bin | 10100110010111… |
… | …101111001001111 |
3 | 220022112012201212 |
4 | 110302331321033 |
5 | 1203304430124 |
6 | 54342125035 |
7 | 11434433600 |
oct | 2462757117 |
9 | 808465655 |
10 | 348905039 |
11 | 169a4757a |
12 | 98a2077b |
13 | 573919b2 |
14 | 344a3da7 |
15 | 2096e40e |
hex | 14cbde4f |
348905039 has 12 divisors (see below), whose sum is σ = 415770768. Its totient is φ = 291765600.
The previous prime is 348904993. The next prime is 348905069. The reversal of 348905039 is 930509843.
It is not a de Polignac number, because 348905039 - 216 = 348839503 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a junction number, because it is equal to n+sod(n) for n = 348904987 and 348905005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (348905069) 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, 84827 + ... + 88844.
It is an arithmetic number, because the mean of its divisors is an integer number (34647564).
Almost surely, 2348905039 is an apocalyptic number.
348905039 is a deficient number, since it is larger than the sum of its proper divisors (66865729).
348905039 is a wasteful number, since it uses less digits than its factorization.
348905039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173726 (or 173719 counting only the distinct ones).
The product of its (nonzero) digits is 116640, while the sum is 41.
The square root of 348905039 is about 18678.9999464639. Note that the first 4 decimals coincide. The cubic root of 348905039 is about 703.9941990902.
The spelling of 348905039 in words is "three hundred forty-eight million, nine hundred five thousand, thirty-nine".
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