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214649610713 = 172742732217
BaseRepresentation
bin1100011111101000011…
…1010010000111011001
3202112001022010000102222
43013322013102013121
512004100300020323
6242335250033425
721336134405216
oct3077207220731
9675038100388
10214649610713
118303a12259a
1235725878875
131731a3a6a95
14a563976b0d
1558b46249c8
hex31fa1d21d9

214649610713 has 6 divisors (see below), whose sum is σ = 228018790926. Its totient is φ = 202023162752.

The previous prime is 214649610649. The next prime is 214649610737. The reversal of 214649610713 is 317016946412.

It can be written as a sum of positive squares in 3 ways, for example, as 50277747529 + 164371863184 = 224227^2 + 405428^2 .

It is not a de Polignac number, because 214649610713 - 26 = 214649610649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214649610113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 371365820 + ... + 371366397.

It is an arithmetic number, because the mean of its divisors is an integer number (38003131821).

Almost surely, 2214649610713 is an apocalyptic number.

It is an amenable number.

214649610713 is a deficient number, since it is larger than the sum of its proper divisors (13369180213).

214649610713 is an equidigital number, since it uses as much as digits as its factorization.

214649610713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742732251 (or 742732234 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 214649610713 in words is "two hundred fourteen billion, six hundred forty-nine million, six hundred ten thousand, seven hundred thirteen".

Divisors: 1 17 289 742732217 12626447689 214649610713