Base | Representation |
---|---|
bin | 1011101100010… |
… | …11101001101101 |
3 | 20211120110121110 |
4 | 11312023221231 |
5 | 200102331311 |
6 | 13422222233 |
7 | 2300514312 |
oct | 566135155 |
9 | 224513543 |
10 | 98089581 |
11 | 50407177 |
12 | 28a24979 |
13 | 17425095 |
14 | d054d09 |
15 | 89288a6 |
hex | 5d8ba6d |
98089581 has 8 divisors (see below), whose sum is σ = 130995904. Its totient is φ = 65288160.
The previous prime is 98089577. The next prime is 98089583. The reversal of 98089581 is 18598089.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 98089581 - 22 = 98089577 is a prime.
It is a super-2 number, since 2×980895812 = 19243131801511122, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 98089581.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (98089583) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24016 + ... + 27801.
It is an arithmetic number, because the mean of its divisors is an integer number (16374488).
Almost surely, 298089581 is an apocalyptic number.
It is an amenable number.
98089581 is a deficient number, since it is larger than the sum of its proper divisors (32906323).
98089581 is a wasteful number, since it uses less digits than its factorization.
98089581 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52451.
The product of its (nonzero) digits is 207360, while the sum is 48.
The square root of 98089581 is about 9904.0184268811. The cubic root of 98089581 is about 461.1840651634.
The spelling of 98089581 in words is "ninety-eight million, eighty-nine thousand, five hundred eighty-one".
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