Base | Representation |
---|---|
bin | 100110101100… |
… | …0011010000110 |
3 | 1102011120212121 |
4 | 1031120122012 |
5 | 20143110222 |
6 | 2002440154 |
7 | 334264060 |
oct | 115303206 |
9 | 42146777 |
10 | 20285062 |
11 | 104a5516 |
12 | 696305a |
13 | 42830c5 |
14 | 29a0730 |
15 | 1baa5c7 |
hex | 1358686 |
20285062 has 16 divisors (see below), whose sum is σ = 35345952. Its totient is φ = 8550720.
The previous prime is 20285053. The next prime is 20285071. The reversal of 20285062 is 26058202.
It is an interprime number because it is at equal distance from previous prime (20285053) and next prime (20285071).
It is a super-2 number, since 2×202850622 = 822967480687688, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 11023 + ... + 12730.
It is an arithmetic number, because the mean of its divisors is an integer number (2209122).
Almost surely, 220285062 is an apocalyptic number.
20285062 is a deficient number, since it is larger than the sum of its proper divisors (15060890).
20285062 is a wasteful number, since it uses less digits than its factorization.
20285062 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23823.
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 20285062 is about 4503.8940928934. The cubic root of 20285062 is about 272.7253115078.
It can be divided in two parts, 202 and 85062, that added together give a square (85264 = 2922).
The spelling of 20285062 in words is "twenty million, two hundred eighty-five thousand, sixty-two".
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