Base | Representation |
---|---|
bin | 1010001001011000111… |
… | …01100001100001000000 |
3 | 1020022220012110001120211 |
4 | 11010230131201201000 |
5 | 21203002400203221 |
6 | 424055012243504 |
7 | 34121403360151 |
oct | 5045435414100 |
9 | 1208805401524 |
10 | 348638287936 |
11 | 124947251984 |
12 | 5769a310594 |
13 | 26b51737343 |
14 | 12c34a89928 |
15 | 91077236e1 |
hex | 512c761840 |
348638287936 has 63 divisors (see below), whose sum is σ = 723441875821. Its totient is φ = 166688090624.
The previous prime is 348638287919. The next prime is 348638287939. The reversal of 348638287936 is 639782836843.
The square root of 348638287936 is 590456.
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., 196475881536 + 152162406400 = 443256^2 + 390080^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (348638287939) 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, 108642300 + ... + 108645508.
Almost surely, 2348638287936 is an apocalyptic number.
348638287936 is the 590456-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 348638287936
348638287936 is an abundant number, since it is smaller than the sum of its proper divisors (374803587885).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
348638287936 is an frugal number, since it uses more digits than its factorization.
348638287936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6476 (or 3234 counting only the distinct ones).
The product of its digits is 250822656, while the sum is 67.
The spelling of 348638287936 in words is "three hundred forty-eight billion, six hundred thirty-eight million, two hundred eighty-seven thousand, nine hundred thirty-six".
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