Base | Representation |
---|---|
bin | 101001110001010100… |
… | …0100000000000000000 |
3 | 22120112110102002220000 |
4 | 1103202220200000000 |
5 | 2432202103113233 |
6 | 105113000520000 |
7 | 6323614064160 |
oct | 1234250400000 |
9 | 276473362800 |
10 | 89701613568 |
11 | 35051249a36 |
12 | 15474a80000 |
13 | 85c706aa68 |
14 | 44ad4285a0 |
15 | 250008ad13 |
hex | 14e2a20000 |
89701613568 has 720 divisors, whose sum is σ = 328865733504. Its totient is φ = 23781703680.
The previous prime is 89701613567. The next prime is 89701613569. The reversal of 89701613568 is 86531610798.
89701613568 is a `hidden beast` number, since 8 + 9 + 70 + 1 + 6 + 1 + 3 + 568 = 666.
It is an interprime number because it is at equal distance from previous prime (89701613567) and next prime (89701613569).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89701613567) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1263402973 + ... + 1263403043.
Almost surely, 289701613568 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 89701613568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164432866752).
89701613568 is an abundant number, since it is smaller than the sum of its proper divisors (239164119936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89701613568 is an frugal number, since it uses more digits than its factorization.
89701613568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141 (or 100 counting only the distinct ones).
The product of its (nonzero) digits is 2177280, while the sum is 54.
The spelling of 89701613568 in words is "eighty-nine billion, seven hundred one million, six hundred thirteen thousand, five hundred sixty-eight".
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