Base | Representation |
---|---|
bin | 10100110000000… |
… | …010010000100001 |
3 | 220021002011110202 |
4 | 110300002100201 |
5 | 1203110331411 |
6 | 54313434545 |
7 | 11425053110 |
oct | 2460022041 |
9 | 807064422 |
10 | 348136481 |
11 | 169572100 |
12 | 9870ba55 |
13 | 57182c24 |
14 | 34343c77 |
15 | 2086b83b |
hex | 14c02421 |
348136481 has 24 divisors (see below), whose sum is σ = 440623680. Its totient is φ = 269232480.
The previous prime is 348136463. The next prime is 348136511. The reversal of 348136481 is 184631843.
It is a de Polignac number, because none of the positive numbers 2k-348136481 is a prime.
It is a super-2 number, since 2×3481364812 = 242398018806126722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (348136181) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116255 + ... + 119211.
It is an arithmetic number, because the mean of its divisors is an integer number (18359320).
Almost surely, 2348136481 is an apocalyptic number.
It is an amenable number.
348136481 is a deficient number, since it is larger than the sum of its proper divisors (92487199).
348136481 is a wasteful number, since it uses less digits than its factorization.
348136481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3125 (or 3114 counting only the distinct ones).
The product of its digits is 55296, while the sum is 38.
The square root of 348136481 is about 18658.4158223575. The cubic root of 348136481 is about 703.4769063435.
It can be divided in two parts, 3481 and 36481, that multiplied together give a square (126990361 = 112692).
The spelling of 348136481 in words is "three hundred forty-eight million, one hundred thirty-six thousand, four hundred eighty-one".
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