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181010000182 = 21114095839409
BaseRepresentation
bin1010100010010100001…
…0010110100100110110
3122022012220020202000211
42220211002112210312
510431202030001212
6215053240300034
716035411421024
oct2504502264466
9568186222024
10181010000182
116a847476280
122b0b7a7161a
13140b8c733ab
148a91dcb714
154a962129a7
hex2a25096936

181010000182 has 16 divisors (see below), whose sum is σ = 296408451600. Its totient is φ = 82218864640.

The previous prime is 181010000117. The next prime is 181010000183. The reversal of 181010000182 is 281000010181.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (181010000183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2888707 + ... + 2950702.

It is an arithmetic number, because the mean of its divisors is an integer number (18525528225).

Almost surely, 2181010000182 is an apocalyptic number.

181010000182 is a deficient number, since it is larger than the sum of its proper divisors (115398451418).

181010000182 is a wasteful number, since it uses less digits than its factorization.

181010000182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5840831.

The product of its (nonzero) digits is 128, while the sum is 22.

Subtracting 181010000182 from its reverse (281000010181), we obtain a palindrome (99990009999).

The spelling of 181010000182 in words is "one hundred eighty-one billion, ten million, one hundred eighty-two", and thus it is an aban number.

Divisors: 1 2 11 22 1409 2818 15499 30998 5839409 11678818 64233499 128466998 8227727281 16455454562 90505000091 181010000182