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10109172294 = 2321343201591
BaseRepresentation
bin10010110101000110…
…11011101001000110
3222002112012011100200
421122203123221012
5131200422003134
64351042351330
7505341355344
oct113243335106
928075164320
1010109172294
114318400851
121b6165b546
13c514c2b70
146bc860994
153e2775499
hex25a8dba46

10109172294 has 24 divisors (see below), whose sum is σ = 23588069232. Its totient is φ = 3110514480.

The previous prime is 10109172233. The next prime is 10109172299. The reversal of 10109172294 is 49227190101.

10109172294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10109172299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21600562 + ... + 21601029.

It is an arithmetic number, because the mean of its divisors is an integer number (982836218).

Almost surely, 210109172294 is an apocalyptic number.

10109172294 is an abundant number, since it is smaller than the sum of its proper divisors (13478896938).

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

10109172294 is a wasteful number, since it uses less digits than its factorization.

10109172294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43201612 (or 43201609 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The spelling of 10109172294 in words is "ten billion, one hundred nine million, one hundred seventy-two thousand, two hundred ninety-four".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 43201591 86403182 129604773 259209546 388814319 561620683 777628638 1123241366 1684862049 3369724098 5054586147 10109172294