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20411204240310 = 23513281186250609
BaseRepresentation
bin1001010010000010110101…
…00101000000001110110110
32200021021212220210020220220
410221001122211000032312
510133404121241142220
6111224440000035210
74204442445263352
oct451013245001666
980237786706826
1020411204240310
11655a385746a74
1223579b3002b06
13b509cac59a70
14507c9c498462
15255e20214540
hex12905a9403b6

20411204240310 has 64 divisors (see below), whose sum is σ = 52942853396160. Its totient is φ = 5006416343040.

The previous prime is 20411204240293. The next prime is 20411204240311. The reversal of 20411204240310 is 1304240211402.

It is a super-2 number, since 2×204112042403102 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20411204240311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93015715 + ... + 93234894.

It is an arithmetic number, because the mean of its divisors is an integer number (827232084315).

Almost surely, 220411204240310 is an apocalyptic number.

20411204240310 is an abundant number, since it is smaller than the sum of its proper divisors (32531649155850).

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

20411204240310 is a wasteful number, since it uses less digits than its factorization.

20411204240310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186250913.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 20411204240310 its reverse (1304240211402), we get a palindrome (21715444451712).

The spelling of 20411204240310 in words is "twenty trillion, four hundred eleven billion, two hundred four million, two hundred forty thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 281 390 562 843 1405 1686 2810 3653 4215 7306 8430 10959 18265 21918 36530 54795 109590 186250609 372501218 558751827 931253045 1117503654 1862506090 2421257917 2793759135 4842515834 5587518270 7263773751 12106289585 14527547502 24212579170 36318868755 52336421129 72637737510 104672842258 157009263387 261682105645 314018526774 523364211290 680373474677 785046316935 1360746949354 1570092633870 2041120424031 3401867373385 4082240848062 6803734746770 10205602120155 20411204240310