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210001140234 = 23223507249131
BaseRepresentation
bin1100001110010100001…
…0110001101000001010
3202002001100012020201200
43003211002301220022
511420040242441414
6240250113125030
721113011145154
oct3034502615012
9662040166650
10210001140234
1181074194956
1234848b59776
1316a59318632
14a24245dad4
1556e14aa109
hex30e50b1a0a

210001140234 has 24 divisors (see below), whose sum is σ = 474785187552. Its totient is φ = 66956885160.

The previous prime is 210001140203. The next prime is 210001140281. The reversal of 210001140234 is 432041100012.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253624152 + ... + 253624979.

It is an arithmetic number, because the mean of its divisors is an integer number (19782716148).

Almost surely, 2210001140234 is an apocalyptic number.

210001140234 is an abundant number, since it is smaller than the sum of its proper divisors (264784047318).

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

210001140234 is a wasteful number, since it uses less digits than its factorization.

210001140234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507249162 (or 507249159 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 210001140234 its reverse (432041100012), we get a palindrome (642042240246).

The spelling of 210001140234 in words is "two hundred ten billion, one million, one hundred forty thousand, two hundred thirty-four".

Divisors: 1 2 3 6 9 18 23 46 69 138 207 414 507249131 1014498262 1521747393 3043494786 4565242179 9130484358 11666730013 23333460026 35000190039 70000380078 105000570117 210001140234