Base | Representation |
---|---|
bin | 10100110100010… |
… | …101000001111000 |
3 | 220100012100022120 |
4 | 110310111001320 |
5 | 1203402340234 |
6 | 54353521240 |
7 | 11440451253 |
oct | 2464250170 |
9 | 810170276 |
10 | 349261944 |
11 | 16a170739 |
12 | 98b73220 |
13 | 57488295 |
14 | 3455809a |
15 | 209e0049 |
hex | 14d15078 |
349261944 has 128 divisors (see below), whose sum is σ = 941129280. Its totient is φ = 107827200.
The previous prime is 349261937. The next prime is 349261949. The reversal of 349261944 is 449162943.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 349261896 and 349261905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (349261949) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1929534 + ... + 1929714.
Almost surely, 2349261944 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 349261944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (470564640).
349261944 is an abundant number, since it is smaller than the sum of its proper divisors (591867336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
349261944 is a wasteful number, since it uses less digits than its factorization.
349261944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321 (or 317 counting only the distinct ones).
The product of its digits is 186624, while the sum is 42.
The square root of 349261944 is about 18688.5511476947. The cubic root of 349261944 is about 704.2341625921.
Subtracting 349261944 from its reverse (449162943), we obtain a palindrome (99900999).
The spelling of 349261944 in words is "three hundred forty-nine million, two hundred sixty-one thousand, nine hundred forty-four".
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