Base | Representation |
---|---|
bin | 101001101001010000… |
… | …1110010100010000100 |
3 | 22112211121222210122020 |
4 | 1103102201302202010 |
5 | 2431123420402022 |
6 | 105030105403140 |
7 | 6314123343015 |
oct | 1232241624204 |
9 | 275747883566 |
10 | 89431419012 |
11 | 34a22782851 |
12 | 153ba4994b0 |
13 | 85830a7520 |
14 | 44855b300c |
15 | 24d64b835c |
hex | 14d2872884 |
89431419012 has 48 divisors (see below), whose sum is σ = 226906942080. Its totient is φ = 27250195968.
The previous prime is 89431418987. The next prime is 89431419047. The reversal of 89431419012 is 21091413498.
It is a super-2 number, since 2×894314190122 (a number of 23 digits) contains 22 as substring.
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, 2766837 + ... + 2798972.
It is an arithmetic number, because the mean of its divisors is an integer number (4727227960).
Almost surely, 289431419012 is an apocalyptic number.
It is an amenable number.
89431419012 is an abundant number, since it is smaller than the sum of its proper divisors (137475523068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89431419012 is a wasteful number, since it uses less digits than its factorization.
89431419012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5565932 (or 5565930 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The spelling of 89431419012 in words is "eighty-nine billion, four hundred thirty-one million, four hundred nineteen thousand, twelve".
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