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2020710672 = 243319932347
BaseRepresentation
bin111100001110001…
…1001100100010000
312012211022201221000
41320130121210100
513114300220142
6532302502000
7101034520521
oct17034314420
95184281830
102020710672
11947702922
12484894900
132628490b6
1415252a848
15bc60414c
hex78719910

2020710672 has 80 divisors (see below), whose sum is σ = 5805570880. Its totient is φ = 672945408.

The previous prime is 2020710631. The next prime is 2020710673. The reversal of 2020710672 is 2760170202.

It is a super-3 number, since 3×20207106723 (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2020710673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 859803 + ... + 862149.

It is an arithmetic number, because the mean of its divisors is an integer number (72569636).

Almost surely, 22020710672 is an apocalyptic number.

It is an amenable number.

2020710672 is an abundant number, since it is smaller than the sum of its proper divisors (3784860208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2020710672 is a wasteful number, since it uses less digits than its factorization.

2020710672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4357 (or 4345 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 2020710672 is about 44952.3155354649. The cubic root of 2020710672 is about 1264.2550925895.

Adding to 2020710672 its reverse (2760170202), we get a palindrome (4780880874).

The spelling of 2020710672 in words is "two billion, twenty million, seven hundred ten thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 1993 2347 3986 4694 5979 7041 7972 9388 11958 14082 15944 17937 18776 21123 23916 28164 31888 35874 37552 42246 47832 53811 56328 63369 71748 84492 95664 107622 112656 126738 143496 168984 215244 253476 286992 337968 430488 506952 860976 1013904 4677571 9355142 14032713 18710284 28065426 37420568 42098139 56130852 74841136 84196278 112261704 126294417 168392556 224523408 252588834 336785112 505177668 673570224 1010355336 2020710672