Base | Representation |
---|---|
bin | 1010001011010100001… |
… | …11001011111010100000 |
3 | 1020102120021201112222221 |
4 | 11011222013023322200 |
5 | 21212112142312210 |
6 | 424345401440424 |
7 | 34156133140456 |
oct | 5055207137240 |
9 | 1212507645887 |
10 | 349672619680 |
11 | 1253280946aa |
12 | 579287a0114 |
13 | 26c87b05067 |
14 | 12cd21b29d6 |
15 | 91684371da |
hex | 516a1cbea0 |
349672619680 has 48 divisors (see below), whose sum is σ = 846250398504. Its totient is φ = 136457605120.
The previous prime is 349672619609. The next prime is 349672619711. The reversal of 349672619680 is 86916276943.
It can be written as a sum of positive squares in 4 ways, for example, as 86499515664 + 263173104016 = 294108^2 + 513004^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26645317 + ... + 26658436.
Almost surely, 2349672619680 is an apocalyptic number.
It is an amenable number.
349672619680 is an abundant number, since it is smaller than the sum of its proper divisors (496577778824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
349672619680 is a wasteful number, since it uses less digits than its factorization.
349672619680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53303809 (or 53303801 counting only the distinct ones).
The product of its (nonzero) digits is 23514624, while the sum is 61.
The spelling of 349672619680 in words is "three hundred forty-nine billion, six hundred seventy-two million, six hundred nineteen thousand, six hundred eighty".
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