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105241641187 = 191962357259
BaseRepresentation
bin110001000000011100…
…1000000000011100011
3101001122110201022012111
41202000321000003203
53211013330004222
6120203005340151
710413662122144
oct1420071000343
9331573638174
10105241641187
11406a6187771
1218491267657
139c02745187
145145263acb
152b0e4c3777
hex1880e400e3

105241641187 has 8 divisors (see below), whose sum is σ = 105805486080. Its totient is φ = 104677930440.

The previous prime is 105241641163. The next prime is 105241641191. The reversal of 105241641187 is 781146142501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105241641187 - 215 = 105241608419 is a prime.

It is a super-2 number, since 2×1052416411872 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105241644187) 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, 1809364 + ... + 1866622.

It is an arithmetic number, because the mean of its divisors is an integer number (13225685760).

Almost surely, 2105241641187 is an apocalyptic number.

105241641187 is a deficient number, since it is larger than the sum of its proper divisors (563844893).

105241641187 is an equidigital number, since it uses as much as digits as its factorization.

105241641187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67073.

The product of its (nonzero) digits is 53760, while the sum is 40.

Adding to 105241641187 its reverse (781146142501), we get a palindrome (886387783688).

The spelling of 105241641187 in words is "one hundred five billion, two hundred forty-one million, six hundred forty-one thousand, one hundred eighty-seven".

Divisors: 1 191 9623 57259 1837993 10936469 551003357 105241641187