Base | Representation |
---|---|
bin | 101001110100001011… |
… | …0101111110100100000 |
3 | 22120210011001220011120 |
4 | 1103220112233310200 |
5 | 2432401142414242 |
6 | 105130310412240 |
7 | 6326161126233 |
oct | 1235026576440 |
9 | 276704056146 |
10 | 89797623072 |
11 | 350a0465333 |
12 | 154a1061080 |
13 | 8610c15111 |
14 | 44bc09b41a |
15 | 25087031ec |
hex | 14e85afd20 |
89797623072 has 96 divisors (see below), whose sum is σ = 249302027520. Its totient is φ = 28222629120.
The previous prime is 89797623037. The next prime is 89797623079. The reversal of 89797623072 is 27032679798.
It is a tau number, because it is divible by the number of its divisors (96).
It is a super-2 number, since 2×897976230722 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 89797622997 and 89797623015.
It is not an unprimeable number, because it can be changed into a prime (89797623079) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268203 + ... + 501525.
It is an arithmetic number, because the mean of its divisors is an integer number (2596896120).
Almost surely, 289797623072 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 89797623072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124651013760).
89797623072 is an abundant number, since it is smaller than the sum of its proper divisors (159504404448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89797623072 is a wasteful number, since it uses less digits than its factorization.
89797623072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233566 (or 233558 counting only the distinct ones).
The product of its (nonzero) digits is 16003008, while the sum is 60.
The spelling of 89797623072 in words is "eighty-nine billion, seven hundred ninety-seven million, six hundred twenty-three thousand, seventy-two".
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