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20301230300 = 22521337422063
BaseRepresentation
bin10010111010000011…
…000011000011011100
31221101211100100112112
4102322003003003130
5313034103332200
613154245453152
71316040416231
oct227203030334
957354310475
1020301230300
11867857388a
123b26a111b8
131bb6c16710
14da82d9788
157dc41e535
hex4ba0c30dc

20301230300 has 72 divisors (see below), whose sum is σ = 48724756416. Its totient is φ = 7293231360.

The previous prime is 20301230231. The next prime is 20301230303. The reversal of 20301230300 is 303210302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20301230303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162932 + ... + 259131.

It is an arithmetic number, because the mean of its divisors is an integer number (676732728).

Almost surely, 220301230300 is an apocalyptic number.

20301230300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20301230300 is an abundant number, since it is smaller than the sum of its proper divisors (28423526116).

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

20301230300 is a wasteful number, since it uses less digits than its factorization.

20301230300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422127 (or 422120 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 20301230300 its reverse (303210302), we get a palindrome (20604440602).

The spelling of 20301230300 in words is "twenty billion, three hundred one million, two hundred thirty thousand, three hundred".

Divisors: 1 2 4 5 10 13 20 25 26 37 50 52 65 74 100 130 148 185 260 325 370 481 650 740 925 962 1300 1850 1924 2405 3700 4810 9620 12025 24050 48100 422063 844126 1688252 2110315 4220630 5486819 8441260 10551575 10973638 15616331 21103150 21947276 27434095 31232662 42206300 54868190 62465324 78081655 109736380 137170475 156163310 203012303 274340950 312326620 390408275 406024606 548681900 780816550 812049212 1015061515 1561633100 2030123030 4060246060 5075307575 10150615150 20301230300