Base | Representation |
---|---|
bin | 1010101101101… |
… | …01101011100000 |
3 | 20021010000202002 |
4 | 11112311223200 |
5 | 141001414440 |
6 | 12530143132 |
7 | 2140623521 |
oct | 526655340 |
9 | 207100662 |
10 | 89873120 |
11 | 46805007 |
12 | 26121aa8 |
13 | 1580927c |
14 | bd16848 |
15 | 7d54115 |
hex | 55b5ae0 |
89873120 has 48 divisors (see below), whose sum is σ = 213092208. Its totient is φ = 35819520.
The previous prime is 89873099. The next prime is 89873143. The reversal of 89873120 is 2137898.
It is a congruent 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, 52112 + ... + 53808.
It is an arithmetic number, because the mean of its divisors is an integer number (4439421).
Almost surely, 289873120 is an apocalyptic number.
89873120 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 89873120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106546104).
89873120 is an abundant number, since it is smaller than the sum of its proper divisors (123219088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89873120 is a wasteful number, since it uses less digits than its factorization.
89873120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2043 (or 2035 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 38.
The square root of 89873120 is about 9480.1434588301. The cubic root of 89873120 is about 447.9297827876.
The spelling of 89873120 in words is "eighty-nine million, eight hundred seventy-three thousand, one hundred twenty".
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