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105071080810 = 2510507108081
BaseRepresentation
bin110000111011010111…
…0010111010101101010
3101001012120202221100111
41201312232113111222
53210141144041220
6120134033524534
710406521310443
oct1416656272552
9331176687314
10105071080810
1140618982183
121844411374a
139ba62c7a87
14512a7462ca
152aee53215a
hex1876b9756a

105071080810 has 8 divisors (see below), whose sum is σ = 189127945476. Its totient is φ = 42028432320.

The previous prime is 105071080771. The next prime is 105071080813. The reversal of 105071080810 is 18080170501.

It can be written as a sum of positive squares in 2 ways, for example, as 90012600441 + 15058480369 = 300021^2 + 122713^2 .

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

It is a super-2 number, since 2×1050710808102 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105071080813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5253554031 + ... + 5253554050.

Almost surely, 2105071080810 is an apocalyptic number.

105071080810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105071080810 is a deficient number, since it is larger than the sum of its proper divisors (84056864666).

105071080810 is a wasteful number, since it uses less digits than its factorization.

105071080810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10507108088.

The product of its (nonzero) digits is 2240, while the sum is 31.

The spelling of 105071080810 in words is "one hundred five billion, seventy-one million, eighty thousand, eight hundred ten".

Divisors: 1 2 5 10 10507108081 21014216162 52535540405 105071080810