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20030303303020 = 2255278031897517
BaseRepresentation
bin1001000110111101010110…
…00111001111010101101100
32121220212201021110210120001
410203132223013033111230
510111134030121144040
6110333443323034044
74135066405605043
oct443365307172554
977825637423501
1020030303303020
11642289303111a
1222b601006b924
13b23b0746217a
144d3686a9955a
1524b07a42259a
hex1237ab1cf56c

20030303303020 has 24 divisors (see below), whose sum is σ = 42063738799824. Its totient is φ = 8012101918656.

The previous prime is 20030303302993. The next prime is 20030303303033. The reversal of 20030303303020 is 2030330303002.

It is a super-2 number, since 2×200303033030202 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9607302 + ... + 11504818.

It is an arithmetic number, because the mean of its divisors is an integer number (1752655783326).

Almost surely, 220030303303020 is an apocalyptic number.

20030303303020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20030303303020 is an abundant number, since it is smaller than the sum of its proper divisors (22033435496804).

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

20030303303020 is a wasteful number, since it uses less digits than its factorization.

20030303303020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2425329 (or 2425327 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 19.

Adding to 20030303303020 its reverse (2030330303002), we get a palindrome (22060633606022).

The spelling of 20030303303020 in words is "twenty trillion, thirty billion, three hundred three million, three hundred three thousand, twenty".

Divisors: 1 2 4 5 10 20 527803 1055606 1897517 2111212 2639015 3795034 5278030 7590068 9487585 10556060 18975170 37950340 1001515165151 2003030330302 4006060660604 5007575825755 10015151651510 20030303303020