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20315305535336 = 237857432797829
BaseRepresentation
bin1001001111010000001101…
…00100011110011101101000
32122221010100120110021202222
410213220012210132131220
510130321221204112321
6111112420022013212
74164506131606250
oct447500644363550
978833316407688
1020315305535336
1165227443a0599
1223412aa877208
13b44957046b16
145033a1dd8960
152536ab0ad3ab
hex127a0691e768

20315305535336 has 64 divisors (see below), whose sum is σ = 43594112390400. Its totient is φ = 8694301496832.

The previous prime is 20315305535309. The next prime is 20315305535347. The reversal of 20315305535336 is 63353550351302.

Adding to 20315305535336 its reverse (63353550351302), we get a palindrome (83668855886638).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207612470 + ... + 207710298.

It is an arithmetic number, because the mean of its divisors is an integer number (681158006100).

Almost surely, 220315305535336 is an apocalyptic number.

It is an amenable number.

20315305535336 is an abundant number, since it is smaller than the sum of its proper divisors (23278806855064).

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

20315305535336 is a wasteful number, since it uses less digits than its factorization.

20315305535336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103026 (or 103022 counting only the distinct ones).

The product of its (nonzero) digits is 1822500, while the sum is 44.

The spelling of 20315305535336 in words is "twenty trillion, three hundred fifteen billion, three hundred five million, five hundred thirty-five thousand, three hundred thirty-six".

Divisors: 1 2 4 7 8 14 28 56 857 1714 3428 4327 5999 6856 8654 11998 17308 23996 30289 34616 47992 60578 97829 121156 195658 242312 391316 684803 782632 1369606 2739212 3708239 5478424 7416478 14832956 25957673 29665912 51915346 83839453 103830692 167678906 207661384 335357812 423306083 586876171 670715624 846612166 1173752342 1693224332 2347504684 2963142581 3386448664 4695009368 5926285162 11852570324 23705140648 362773313131 725546626262 1451093252524 2539413191917 2902186505048 5078826383834 10157652767668 20315305535336