Base | Representation |
---|---|
bin | 10100110010100… |
… | …100101110010100 |
3 | 220022022222022101 |
4 | 110302210232110 |
5 | 1203243130230 |
6 | 54340011444 |
7 | 11433524164 |
oct | 2462445624 |
9 | 808288271 |
10 | 348801940 |
11 | 169987073 |
12 | 98990b84 |
13 | 57356aa6 |
14 | 344785a4 |
15 | 2094daca |
hex | 14ca4b94 |
348801940 has 12 divisors (see below), whose sum is σ = 732484116. Its totient is φ = 139520768.
The previous prime is 348801931. The next prime is 348801949. The reversal of 348801940 is 49108843.
It is an interprime number because it is at equal distance from previous prime (348801931) and next prime (348801949).
It can be written as a sum of positive squares in 2 ways, for example, as 262051344 + 86750596 = 16188^2 + 9314^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 348801940.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (348801949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8720029 + ... + 8720068.
It is an arithmetic number, because the mean of its divisors is an integer number (61040343).
Almost surely, 2348801940 is an apocalyptic number.
It is an amenable number.
348801940 is an abundant number, since it is smaller than the sum of its proper divisors (383682176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
348801940 is a wasteful number, since it uses less digits than its factorization.
348801940 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17440106 (or 17440104 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 348801940 is about 18676.2399856074. The cubic root of 348801940 is about 703.9248504709.
The spelling of 348801940 in words is "three hundred forty-eight million, eight hundred one thousand, nine hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •