Base | Representation |
---|---|
bin | 10001110100000111010110… |
… | …110011010111110010010010 |
3 | 101021102000010221210001001120 |
4 | 101310013112303113302102 |
5 | 40232123403133043310 |
6 | 434344342110343110 |
7 | 22334315003606622 |
oct | 2164072663276222 |
9 | 337360127701046 |
10 | 78348102237330 |
11 | 22a67275200502 |
12 | 8954478abaa96 |
13 | 349426ac6a093 |
14 | 154c0d58d2882 |
15 | 90d032094b70 |
hex | 4741d6cd7c92 |
78348102237330 has 128 divisors (see below), whose sum is σ = 197501616119808. Its totient is φ = 19853089673472.
The previous prime is 78348102237313. The next prime is 78348102237397. The reversal of 78348102237330 is 3373220184387.
It is a super-2 number, since 2×783481022373302 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 257066592 + ... + 257371188.
It is an arithmetic number, because the mean of its divisors is an integer number (1542981375936).
Almost surely, 278348102237330 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 78348102237330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98750808059904).
78348102237330 is an abundant number, since it is smaller than the sum of its proper divisors (119153513882478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78348102237330 is a wasteful number, since it uses less digits than its factorization.
78348102237330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307080.
The product of its (nonzero) digits is 4064256, while the sum is 51.
The spelling of 78348102237330 in words is "seventy-eight trillion, three hundred forty-eight billion, one hundred two million, two hundred thirty-seven thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •