Base | Representation |
---|---|
bin | 1010100111110… |
… | …01011010011110 |
3 | 20012122211221102 |
4 | 11103321122132 |
5 | 140302230412 |
6 | 12501433102 |
7 | 2131232354 |
oct | 523713236 |
9 | 205584842 |
10 | 89101982 |
11 | 46328702 |
12 | 25a0b792 |
13 | 155c9288 |
14 | bb957d4 |
15 | 7c508c2 |
hex | 54f969e |
89101982 has 8 divisors (see below), whose sum is σ = 140687400. Its totient is φ = 42206184.
The previous prime is 89101951. The next prime is 89101993. The reversal of 89101982 is 28910198.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 2344789 = 89101982 / (8 + 9 + 1 + 0 + 1 + 9 + 8 + 2).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172357 + ... + 1172432.
It is an arithmetic number, because the mean of its divisors is an integer number (17585925).
Almost surely, 289101982 is an apocalyptic number.
89101982 is a deficient number, since it is larger than the sum of its proper divisors (51585418).
89101982 is a wasteful number, since it uses less digits than its factorization.
89101982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2344810.
The product of its (nonzero) digits is 10368, while the sum is 38.
The square root of 89101982 is about 9439.3846197726. The cubic root of 89101982 is about 446.6449776603.
The spelling of 89101982 in words is "eighty-nine million, one hundred one thousand, nine hundred eighty-two".
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