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10861342269 = 315123976473
BaseRepresentation
bin10100001110110001…
…01110111000111101
31001000221112100120220
422013120232320331
5134221000423034
64553432131553
7533103612621
oct120730567075
931027470526
1010861342269
114673a43228
122131536bb9
13104129a25b
147506d9181
15438800749
hex28762ee3d

10861342269 has 8 divisors (see below), whose sum is σ = 14577696192. Its totient is φ = 7192941600.

The previous prime is 10861342259. The next prime is 10861342291. The reversal of 10861342269 is 96224316801.

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

It is not a de Polignac number, because 10861342269 - 25 = 10861342237 is a prime.

It is a super-2 number, since 2×108613422692 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10861342269.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10861342259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11987784 + ... + 11988689.

It is an arithmetic number, because the mean of its divisors is an integer number (1822212024).

Almost surely, 210861342269 is an apocalyptic number.

It is an amenable number.

10861342269 is a deficient number, since it is larger than the sum of its proper divisors (3716353923).

10861342269 is a wasteful number, since it uses less digits than its factorization.

10861342269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23976627.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 10861342269 in words is "ten billion, eight hundred sixty-one million, three hundred forty-two thousand, two hundred sixty-nine".

Divisors: 1 3 151 453 23976473 71929419 3620447423 10861342269