Base | Representation |
---|---|
bin | 10100110001010… |
… | …000011110111001 |
3 | 220021200102222201 |
4 | 110301100132321 |
5 | 1203201110024 |
6 | 54324350201 |
7 | 11430556204 |
oct | 2461203671 |
9 | 807612881 |
10 | 348456889 |
11 | 169770900 |
12 | 98845361 |
13 | 57265a11 |
14 | 343c893b |
15 | 208d1744 |
hex | 14c507b9 |
348456889 has 9 divisors (see below), whose sum is σ = 383240431. Its totient is φ = 316592320.
The previous prime is 348456887. The next prime is 348456937. The reversal of 348456889 is 988654843.
The square root of 348456889 is 18667.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 335439225 + 13017664 = 18315^2 + 3608^2 .
It is not a de Polignac number, because 348456889 - 21 = 348456887 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (348456887) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 204489 + ... + 206185.
Almost surely, 2348456889 is an apocalyptic number.
348456889 is the 18667-th square number.
348456889 is the 9334-th centered octagonal number.
It is an amenable number.
348456889 is a deficient number, since it is larger than the sum of its proper divisors (34783542).
348456889 is an frugal number, since it uses more digits than its factorization.
348456889 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3416 (or 1708 counting only the distinct ones).
The product of its digits is 6635520, while the sum is 55.
The cubic root of 348456889 is about 703.6926555561.
The spelling of 348456889 in words is "three hundred forty-eight million, four hundred fifty-six thousand, eight hundred eighty-nine".
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