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212200281339 = 31271932885783
BaseRepresentation
bin1100010110100000011…
…1110101010011111011
3202021201121021012012020
43011220013311103323
511434041233000324
6241252232245523
721221343426234
oct3055007652373
9667647235166
10212200281339
1181aa2588142
12351615408a3
1317019b09067
14a3b055608b
1557be5a7679
hex31681f54fb

212200281339 has 16 divisors (see below), whose sum is σ = 286639153152. Its totient is φ = 139625676288.

The previous prime is 212200281311. The next prime is 212200281353. The reversal of 212200281339 is 933182002212.

It is not a de Polignac number, because 212200281339 - 213 = 212200273147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212200282339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1369359 + ... + 1516424.

It is an arithmetic number, because the mean of its divisors is an integer number (17914947072).

Almost surely, 2212200281339 is an apocalyptic number.

212200281339 is a deficient number, since it is larger than the sum of its proper divisors (74438871813).

212200281339 is a wasteful number, since it uses less digits than its factorization.

212200281339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2886106.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 212200281339 in words is "two hundred twelve billion, two hundred million, two hundred eighty-one thousand, three hundred thirty-nine".

Divisors: 1 3 127 193 381 579 24511 73533 2885783 8657349 366494441 556956119 1099483323 1670868357 70733427113 212200281339