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214312444101 = 3272485969261
BaseRepresentation
bin1100011110011000000…
…1000110000011000101
3202111011210200011210200
43013212001012003011
512002402441202401
6242242003241113
721324601501200
oct3074601060305
9674153604720
10214312444101
11829868732a8
1235650979199
1317295595002
14a530c8a937
155894c23686
hex31e60460c5

214312444101 has 18 divisors (see below), whose sum is σ = 360103223142. Its totient is φ = 122464253520.

The previous prime is 214312444081. The next prime is 214312444133. The reversal of 214312444101 is 101444213412.

214312444101 is a `hidden beast` number, since 2 + 1 + 4 + 3 + 1 + 244 + 410 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 140811812001 + 73500632100 = 375249^2 + 271110^2 .

It is not a de Polignac number, because 214312444101 - 227 = 214178226373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214312444141) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 242984190 + ... + 242985071.

It is an arithmetic number, because the mean of its divisors is an integer number (20005734619).

Almost surely, 2214312444101 is an apocalyptic number.

214312444101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

214312444101 is a deficient number, since it is larger than the sum of its proper divisors (145790779041).

214312444101 is a wasteful number, since it uses less digits than its factorization.

214312444101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485969281 (or 485969271 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 214312444101 its reverse (101444213412), we get a palindrome (315756657513).

The spelling of 214312444101 in words is "two hundred fourteen billion, three hundred twelve million, four hundred forty-four thousand, one hundred one".

Divisors: 1 3 7 9 21 49 63 147 441 485969261 1457907783 3401784827 4373723349 10205354481 23812493789 30616063443 71437481367 214312444101