Base | Representation |
---|---|
bin | 10100110010100… |
… | …101010101001111 |
3 | 220022100002201122 |
4 | 110302211111033 |
5 | 1203243220211 |
6 | 54340031155 |
7 | 11433534353 |
oct | 2462452517 |
9 | 808302648 |
10 | 348804431 |
11 | 169988a28 |
12 | 989924bb |
13 | 57357c71 |
14 | 34479463 |
15 | 2094e6db |
hex | 14ca554f |
348804431 has 4 divisors (see below), whose sum is σ = 360832200. Its totient is φ = 336776664.
The previous prime is 348804427. The next prime is 348804509. The reversal of 348804431 is 134408843.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 348804431 - 22 = 348804427 is a prime.
It is a super-2 number, since 2×3488044312 = 243329062170467522, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 348804391 and 348804400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (348804031) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6013841 + ... + 6013898.
It is an arithmetic number, because the mean of its divisors is an integer number (90208050).
Almost surely, 2348804431 is an apocalyptic number.
348804431 is a deficient number, since it is larger than the sum of its proper divisors (12027769).
348804431 is a wasteful number, since it uses less digits than its factorization.
348804431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12027768.
The product of its (nonzero) digits is 36864, while the sum is 35.
The square root of 348804431 is about 18676.3066745007. The cubic root of 348804431 is about 703.9265261809.
The spelling of 348804431 in words is "three hundred forty-eight million, eight hundred four thousand, four hundred thirty-one".
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