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20300201235 = 335236537907
BaseRepresentation
bin10010111001111111…
…000111110100010011
31221101202102001221000
4102321333013310103
5313033322414420
613154211433043
71316025602106
oct227177076423
957352361830
1020300201235
118677a30716
123b265b5783
131bb69461c2
14da810c73d
157dc2b9690
hex4b9fc7d13

20300201235 has 32 divisors (see below), whose sum is σ = 37658350080. Its totient is φ = 10356043104.

The previous prime is 20300201227. The next prime is 20300201237. The reversal of 20300201235 is 53210200302.

It is not a de Polignac number, because 20300201235 - 23 = 20300201227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20300201237) 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, 3265849 + ... + 3272058.

It is an arithmetic number, because the mean of its divisors is an integer number (1176823440).

Almost surely, 220300201235 is an apocalyptic number.

20300201235 is a deficient number, since it is larger than the sum of its proper divisors (17358148845).

20300201235 is a wasteful number, since it uses less digits than its factorization.

20300201235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6537944 (or 6537938 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

Adding to 20300201235 its reverse (53210200302), we get a palindrome (73510401537).

The spelling of 20300201235 in words is "twenty billion, three hundred million, two hundred one thousand, two hundred thirty-five".

Divisors: 1 3 5 9 15 23 27 45 69 115 135 207 345 621 1035 3105 6537907 19613721 32689535 58841163 98068605 150371861 176523489 294205815 451115583 751859305 882617445 1353346749 2255577915 4060040247 6766733745 20300201235