Base | Representation |
---|---|
bin | 100110100001… |
… | …0100010011011 |
3 | 1102000000222212 |
4 | 1031002202123 |
5 | 20132223413 |
6 | 2000505335 |
7 | 333441650 |
oct | 115024233 |
9 | 42000885 |
10 | 20195483 |
11 | 10444190 |
12 | 691b24b |
13 | 42513b9 |
14 | 2979c27 |
15 | 1b8dca8 |
hex | 134289b |
20195483 has 16 divisors (see below), whose sum is σ = 25284096. Its totient is φ = 15671040.
The previous prime is 20195479. The next prime is 20195489. The reversal of 20195483 is 38459102.
It is not a de Polignac number, because 20195483 - 22 = 20195479 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20195489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26810 + ... + 27552.
It is an arithmetic number, because the mean of its divisors is an integer number (1580256).
Almost surely, 220195483 is an apocalyptic number.
20195483 is a deficient number, since it is larger than the sum of its proper divisors (5088613).
20195483 is a wasteful number, since it uses less digits than its factorization.
20195483 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1114.
The product of its (nonzero) digits is 8640, while the sum is 32.
The square root of 20195483 is about 4493.9384730991. The cubic root of 20195483 is about 272.3232667113.
The spelling of 20195483 in words is "twenty million, one hundred ninety-five thousand, four hundred eighty-three".
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