Base | Representation |
---|---|
bin | 10100110001000… |
… | …000100111100000 |
3 | 220021120010211212 |
4 | 110301000213200 |
5 | 1203142020104 |
6 | 54323125252 |
7 | 11430165560 |
oct | 2461004740 |
9 | 807503755 |
10 | 348391904 |
11 | 169726aa3 |
12 | 98813828 |
13 | 57242273 |
14 | 343acda0 |
15 | 208bc36e |
hex | 14c409e0 |
348391904 has 96 divisors (see below), whose sum is σ = 833817600. Its totient is φ = 139968000.
The previous prime is 348391903. The next prime is 348391913. The reversal of 348391904 is 409193843.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (348391903) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463529 + ... + 464279.
It is an arithmetic number, because the mean of its divisors is an integer number (8685600).
Almost surely, 2348391904 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 348391904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416908800).
348391904 is an abundant number, since it is smaller than the sum of its proper divisors (485425696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
348391904 is a wasteful number, since it uses less digits than its factorization.
348391904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 896 (or 888 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 41.
The square root of 348391904 is about 18665.2592802779. The cubic root of 348391904 is about 703.6489080972.
It can be divided in two parts, 34 and 8391904, that added together give a palindrome (8391938).
The spelling of 348391904 in words is "three hundred forty-eight million, three hundred ninety-one thousand, nine hundred four".
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