Base | Representation |
---|---|
bin | 10100110010100… |
… | …000011000001010 |
3 | 220022022001220001 |
4 | 110302200120022 |
5 | 1203242043023 |
6 | 54335353214 |
7 | 11433421243 |
oct | 2462403012 |
9 | 808261801 |
10 | 348784138 |
11 | 16997475a |
12 | 9898280a |
13 | 5734b961 |
14 | 34471cca |
15 | 209486ad |
hex | 14ca060a |
348784138 has 16 divisors (see below), whose sum is σ = 556403904. Its totient is φ = 163407040.
The previous prime is 348784109. The next prime is 348784141. The reversal of 348784138 is 831487843.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14878 + ... + 30313.
It is an arithmetic number, because the mean of its divisors is an integer number (34775244).
Almost surely, 2348784138 is an apocalyptic number.
348784138 is a deficient number, since it is larger than the sum of its proper divisors (207619766).
348784138 is a wasteful number, since it uses less digits than its factorization.
348784138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45437.
The product of its digits is 516096, while the sum is 46.
The square root of 348784138 is about 18675.7633846652. The cubic root of 348784138 is about 703.9128747316.
The spelling of 348784138 in words is "three hundred forty-eight million, seven hundred eighty-four thousand, one hundred thirty-eight".
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