Search a number
-
+
20023041200 = 2452234121383
BaseRepresentation
bin10010101001011101…
…110101110010110000
31220200102212212211112
4102221131311302300
5312001344304300
613110511132452
71306122020261
oct225135656260
956612785745
1020023041200
118545537238
123a69814128
131b713b4396
14d7d3a2968
157c2cbce35
hex4a9775cb0

20023041200 has 60 divisors (see below), whose sum is σ = 48128156208. Its totient is φ = 8005420800.

The previous prime is 20023041193. The next prime is 20023041251. The reversal of 20023041200 is 214032002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 925709 + ... + 947091.

Almost surely, 220023041200 is an apocalyptic number.

20023041200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20023041200 is an abundant number, since it is smaller than the sum of its proper divisors (28105115008).

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

20023041200 is a wasteful number, since it uses less digits than its factorization.

20023041200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23742 (or 23731 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 20023041200 its reverse (214032002), we get a palindrome (20237073202).

The spelling of 20023041200 in words is "twenty billion, twenty-three million, forty-one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 2341 4682 9364 11705 18728 21383 23410 37456 42766 46820 58525 85532 93640 106915 117050 171064 187280 213830 234100 342128 427660 468200 534575 855320 936400 1069150 1710640 2138300 4276600 8553200 50057603 100115206 200230412 250288015 400460824 500576030 800921648 1001152060 1251440075 2002304120 2502880150 4004608240 5005760300 10011520600 20023041200