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10689830807 = 591153157141
BaseRepresentation
bin10011111010010100…
…11101111110010111
31000120222210200002112
421331022131332113
5133343044041212
64524424101235
7525622030325
oct117512357627
930528720075
1010689830807
114596149117
1220a400481b
1310148a8c96
14735a10d15
15428722422
hex27d29df97

10689830807 has 8 divisors (see below), whose sum is σ = 10880512080. Its totient is φ = 10499466240.

The previous prime is 10689830797. The next prime is 10689830861. The reversal of 10689830807 is 70803898601.

It is a happy number.

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 10689830807 - 24 = 10689830791 is a prime.

It is a super-3 number, since 3×106898308073 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10689830507) 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, 10544 + ... + 146597.

It is an arithmetic number, because the mean of its divisors is an integer number (1360064010).

Almost surely, 210689830807 is an apocalyptic number.

10689830807 is a deficient number, since it is larger than the sum of its proper divisors (190681273).

10689830807 is a wasteful number, since it uses less digits than its factorization.

10689830807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158353.

The product of its (nonzero) digits is 580608, while the sum is 50.

The spelling of 10689830807 in words is "ten billion, six hundred eighty-nine million, eight hundred thirty thousand, eight hundred seven".

Divisors: 1 59 1153 68027 157141 9271319 181183573 10689830807