Base | Representation |
---|---|
bin | 1010101000000… |
… | …10101110110010 |
3 | 20012201210021220 |
4 | 11110002232302 |
5 | 140304441041 |
6 | 12502325510 |
7 | 2131451544 |
oct | 524025662 |
9 | 205653256 |
10 | 89140146 |
11 | 46354347 |
12 | 25a29896 |
13 | 15610764 |
14 | bba5694 |
15 | 7c5bd66 |
hex | 5502bb2 |
89140146 has 32 divisors (see below), whose sum is σ = 190175040. Its totient is φ = 27757056.
The previous prime is 89140127. The next prime is 89140169. The reversal of 89140146 is 64104198.
89140146 = T274 + T275 + ... + T821.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10785 + ... + 17163.
It is an arithmetic number, because the mean of its divisors is an integer number (5942970).
Almost surely, 289140146 is an apocalyptic number.
89140146 is an abundant number, since it is smaller than the sum of its proper divisors (101034894).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89140146 is a wasteful number, since it uses less digits than its factorization.
89140146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6538.
The product of its (nonzero) digits is 6912, while the sum is 33.
The square root of 89140146 is about 9441.4059334402. The cubic root of 89140146 is about 446.7087372814.
The spelling of 89140146 in words is "eighty-nine million, one hundred forty thousand, one hundred forty-six".
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