Base | Representation |
---|---|
bin | 1010100111100… |
… | …10000010000001 |
3 | 20012121022110112 |
4 | 11103302002001 |
5 | 140300243440 |
6 | 12501041105 |
7 | 2131045250 |
oct | 523620201 |
9 | 205538415 |
10 | 89071745 |
11 | 46307a14 |
12 | 259b6195 |
13 | 155b8599 |
14 | bb88797 |
15 | 7c46965 |
hex | 54f2081 |
89071745 has 8 divisors (see below), whose sum is σ = 122155584. Its totient is φ = 61077744.
The previous prime is 89071739. The next prime is 89071771. The reversal of 89071745 is 54717098.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 89071745 - 26 = 89071681 is a prime.
It is a Duffinian number.
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, 1272419 + ... + 1272488.
It is an arithmetic number, because the mean of its divisors is an integer number (15269448).
Almost surely, 289071745 is an apocalyptic number.
It is an amenable number.
89071745 is a deficient number, since it is larger than the sum of its proper divisors (33083839).
89071745 is a wasteful number, since it uses less digits than its factorization.
89071745 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2544919.
The product of its (nonzero) digits is 70560, while the sum is 41.
The square root of 89071745 is about 9437.7828434437. The cubic root of 89071745 is about 446.5944485480.
The spelling of 89071745 in words is "eighty-nine million, seventy-one thousand, seven hundred forty-five".
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