Base | Representation |
---|---|
bin | 1010001001111000100… |
… | …01011000000000100000 |
3 | 1020100120200120012020221 |
4 | 11010330101120000200 |
5 | 21204023301214340 |
6 | 424141205412424 |
7 | 34131104101102 |
oct | 5047421300040 |
9 | 1210520505227 |
10 | 348903538720 |
11 | 124a72a51800 |
12 | 5775310a114 |
13 | 26b94689579 |
14 | 12c5bdb5572 |
15 | 9120b6b44a |
hex | 513c458020 |
348903538720 has 144 divisors (see below), whose sum is σ = 916216502040. Its totient is φ = 125447843840.
The previous prime is 348903538657. The next prime is 348903538777. The reversal of 348903538720 is 27835309843.
It can be written as a sum of positive squares in 4 ways, for example, as 251117245456 + 97786293264 = 501116^2 + 312708^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1621794 + ... + 1824286.
Almost surely, 2348903538720 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 348903538720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458108251020).
348903538720 is an abundant number, since it is smaller than the sum of its proper divisors (567312963320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
348903538720 is a wasteful number, since it uses less digits than its factorization.
348903538720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202619 (or 202600 counting only the distinct ones).
The product of its (nonzero) digits is 4354560, while the sum is 52.
The spelling of 348903538720 in words is "three hundred forty-eight billion, nine hundred three million, five hundred thirty-eight thousand, seven hundred twenty".
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