Search a number
-
+
20020002220230 = 2352332864091877
BaseRepresentation
bin1001000110101010001010…
…00111101110100011000110
32121212220010101011120111020
410203111011013232203012
510111001431032021410
6110325021223052010
74134253214053515
oct443250507564306
977786111146436
1020020002220230
116419487373161
1222b40162a1006
13b22b552880cc
144d2d8a96067c
1524ab75ddea70
hex1235451ee8c6

20020002220230 has 32 divisors (see below), whose sum is σ = 48254219960544. Its totient is φ = 5315754521856.

The previous prime is 20020002220193. The next prime is 20020002220237. The reversal of 20020002220230 is 3202220002002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020002220237) 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, 1432038949 + ... + 1432052928.

It is an arithmetic number, because the mean of its divisors is an integer number (1507944373767).

Almost surely, 220020002220230 is an apocalyptic number.

20020002220230 is an abundant number, since it is smaller than the sum of its proper divisors (28234217740314).

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

20020002220230 is a wasteful number, since it uses less digits than its factorization.

20020002220230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864092120.

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 20020002220230 its reverse (3202220002002), we get a palindrome (23222222222232).

The spelling of 20020002220230 in words is "twenty trillion, twenty billion, two million, two hundred twenty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 233 466 699 1165 1398 2330 3495 6990 2864091877 5728183754 8592275631 14320459385 17184551262 28640918770 42961378155 85922756310 667333407341 1334666814682 2002000222023 3336667036705 4004000444046 6673334073410 10010001110115 20020002220230