Base | Representation |
---|---|
bin | 100100111110101… |
… | …110001111000110 |
3 | 1121020102201002210 |
4 | 210332232033012 |
5 | 2232312001321 |
6 | 141321444250 |
7 | 21242333514 |
oct | 4476561706 |
9 | 1536381083 |
10 | 620422086 |
11 | 299237329 |
12 | 153940686 |
13 | 9b6c917b |
14 | 5c5814b4 |
15 | 39703b76 |
hex | 24fae3c6 |
620422086 has 32 divisors (see below), whose sum is σ = 1338019200. Its totient is φ = 191142720.
The previous prime is 620422039. The next prime is 620422087. The reversal of 620422086 is 680224026.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (620422087) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61696 + ... + 71043.
It is an arithmetic number, because the mean of its divisors is an integer number (41813100).
Almost surely, 2620422086 is an apocalyptic number.
620422086 is an abundant number, since it is smaller than the sum of its proper divisors (717597114).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620422086 is a wasteful number, since it uses less digits than its factorization.
620422086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132804.
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 620422086 is about 24908.2734447814. The cubic root of 620422086 is about 852.8953563335.
The spelling of 620422086 in words is "six hundred twenty million, four hundred twenty-two thousand, eighty-six".
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