Search a number
-
+
2028285363 = 31373712429
BaseRepresentation
bin111100011100101…
…0010110110110011
312020100120120110010
41320321102312303
513123220112423
6533133110003
7101156066256
oct17071226663
95210516403
102028285363
11950a068a5
12487328303
1326429ba70
1415353d09d
15bd0ed693
hex78e52db3

2028285363 has 16 divisors (see below), whose sum is σ = 2952309920. Its totient is φ = 1231075584.

The previous prime is 2028285349. The next prime is 2028285379. The reversal of 2028285363 is 3635828202.

It is a happy number.

It is not a de Polignac number, because 2028285363 - 25 = 2028285331 is a prime.

It is a super-2 number, since 2×20282853632 = 8227883027520083538, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2028285313) 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, 353368 + ... + 359061.

It is an arithmetic number, because the mean of its divisors is an integer number (184519370).

Almost surely, 22028285363 is an apocalyptic number.

2028285363 is a deficient number, since it is larger than the sum of its proper divisors (924024557).

2028285363 is a wasteful number, since it uses less digits than its factorization.

2028285363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712518.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 2028285363 is about 45036.4892392824. The cubic root of 2028285363 is about 1265.8328214766.

The spelling of 2028285363 in words is "two billion, twenty-eight million, two hundred eighty-five thousand, three hundred sixty-three".

Divisors: 1 3 13 39 73 219 949 2847 712429 2137287 9261577 27784731 52007317 156021951 676095121 2028285363