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20213010300 = 2235279625243
BaseRepresentation
bin10010110100110010…
…100000111101111100
31221011200100022110010
4102310302200331330
5312344012312200
613141414543220
71313616516120
oct226462407574
957150308403
1020213010300
11863279889a
123b01367b10
131ba1868a32
14d9a6d3580
157d47e5150
hex4b4ca0f7c

20213010300 has 72 divisors (see below), whose sum is σ = 66837694336. Its totient is φ = 4620116160.

The previous prime is 20213010269. The next prime is 20213010343. The reversal of 20213010300 is 301031202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4810522 + ... + 4814721.

Almost surely, 220213010300 is an apocalyptic number.

20213010300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20213010300 is an abundant number, since it is smaller than the sum of its proper divisors (46624684036).

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

20213010300 is a wasteful number, since it uses less digits than its factorization.

20213010300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9625267 (or 9625260 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20213010300 its reverse (301031202), we get a palindrome (20514041502).

The spelling of 20213010300 in words is "twenty billion, two hundred thirteen million, ten thousand, three hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 70 75 84 100 105 140 150 175 210 300 350 420 525 700 1050 2100 9625243 19250486 28875729 38500972 48126215 57751458 67376701 96252430 115502916 134753402 144378645 192504860 202130103 240631075 269506804 288757290 336883505 404260206 481262150 577514580 673767010 721893225 808520412 962524300 1010650515 1347534020 1443786450 1684417525 2021301030 2887572900 3368835050 4042602060 5053252575 6737670100 10106505150 20213010300