Base | Representation |
---|---|
bin | 1010100010000101100… |
… | …10001000001001001000 |
3 | 1021121010021100110100000 |
4 | 11101002302020021020 |
5 | 21412131302032142 |
6 | 434130431243000 |
7 | 35101106415111 |
oct | 5210262101110 |
9 | 1247107313300 |
10 | 361897689672 |
11 | 12a5308a1732 |
12 | 5a17a979460 |
13 | 28185790b9c |
14 | 13731a5b208 |
15 | 963181514c |
hex | 5442c88248 |
361897689672 has 96 divisors (see below), whose sum is σ = 1019097031680. Its totient is φ = 120317348160.
The previous prime is 361897689667. The next prime is 361897689697. The reversal of 361897689672 is 276986798163.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a self number, because there is not a number n which added to its sum of digits gives 361897689672.
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, 501522 + ... + 987582.
It is an arithmetic number, because the mean of its divisors is an integer number (10615594080).
Almost surely, 2361897689672 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 361897689672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (509548515840).
361897689672 is an abundant number, since it is smaller than the sum of its proper divisors (657199342008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
361897689672 is a wasteful number, since it uses less digits than its factorization.
361897689672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 486465 (or 486449 counting only the distinct ones).
The product of its digits is 329204736, while the sum is 72.
The spelling of 361897689672 in words is "three hundred sixty-one billion, eight hundred ninety-seven million, six hundred eighty-nine thousand, six hundred seventy-two".
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