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20024060 = 2257281509
BaseRepresentation
bin100110001100…
…0101011111100
31101200022211212
41030120223330
520111232220
61553103552
7332126120
oct114305374
941608755
1020024060
1110337411
126857bb8
1341c1374
142933580
151b580c5
hex1318afc

20024060 has 48 divisors (see below), whose sum is σ = 48323520. Its totient is φ = 6827520.

The previous prime is 20024009. The next prime is 20024077. The reversal of 20024060 is 6042002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

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, 39086 + ... + 39594.

It is an arithmetic number, because the mean of its divisors is an integer number (1006740).

Almost surely, 220024060 is an apocalyptic number.

20024060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20024060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24161760).

20024060 is an abundant number, since it is smaller than the sum of its proper divisors (28299460).

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

20024060 is a wasteful number, since it uses less digits than its factorization.

20024060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 804 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 20024060 is about 4474.8251362483. The cubic root of 20024060 is about 271.5505661870.

Adding to 20024060 its reverse (6042002), we get a palindrome (26066062).

The spelling of 20024060 in words is "twenty million, twenty-four thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 281 509 562 1018 1124 1405 1967 2036 2545 2810 3563 3934 5090 5620 7126 7868 9835 10180 14252 17815 19670 35630 39340 71260 143029 286058 572116 715145 1001203 1430290 2002406 2860580 4004812 5006015 10012030 20024060