Base | Representation |
---|---|
bin | 1010101101110… |
… | …10110010110110 |
3 | 20021011002111000 |
4 | 11112322302312 |
5 | 141003102240 |
6 | 12530424130 |
7 | 2141041560 |
oct | 526726266 |
9 | 207132430 |
10 | 89894070 |
11 | 46819822 |
12 | 26132046 |
13 | 15815976 |
14 | bd20330 |
15 | 7d5a430 |
hex | 55bacb6 |
89894070 has 64 divisors (see below), whose sum is σ = 273968640. Its totient is φ = 20546784.
The previous prime is 89894047. The next prime is 89894083. The reversal of 89894070 is 7049898.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21892 + ... + 25671.
It is an arithmetic number, because the mean of its divisors is an integer number (4280760).
Almost surely, 289894070 is an apocalyptic number.
89894070 is an abundant number, since it is smaller than the sum of its proper divisors (184074570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89894070 is a wasteful number, since it uses less digits than its factorization.
89894070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47586 (or 47580 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 45.
The square root of 89894070 is about 9481.2483355305. The cubic root of 89894070 is about 447.9645851841.
The spelling of 89894070 in words is "eighty-nine million, eight hundred ninety-four thousand, seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •