Base | Representation |
---|---|
bin | 100100111101011… |
… | …010111110011100 |
3 | 1121012210101021220 |
4 | 210331122332130 |
5 | 2232220043202 |
6 | 141310253340 |
7 | 21236413323 |
oct | 4475327634 |
9 | 1535711256 |
10 | 620081052 |
11 | 299024088 |
12 | 1537b7250 |
13 | 9b609b86 |
14 | 5c4d30ba |
15 | 39687abc |
hex | 24f5af9c |
620081052 has 48 divisors (see below), whose sum is σ = 1534401792. Its totient is φ = 194225920.
The previous prime is 620081051. The next prime is 620081057. The reversal of 620081052 is 250180026.
It is a super-2 number, since 2×6200810522 = 769001022098853408, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (620081051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149527 + ... + 153617.
It is an arithmetic number, because the mean of its divisors is an integer number (31966704).
Almost surely, 2620081052 is an apocalyptic number.
It is an amenable number.
620081052 is an abundant number, since it is smaller than the sum of its proper divisors (914320740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620081052 is a wasteful number, since it uses less digits than its factorization.
620081052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4858 (or 4856 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 620081052 is about 24901.4267061147. The cubic root of 620081052 is about 852.7390543404.
The spelling of 620081052 in words is "six hundred twenty million, eighty-one thousand, fifty-two".
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