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115065210601 = 11671031515791
BaseRepresentation
bin110101100101001101…
…0111100011011101001
3102000000002111100001201
41223022122330123221
53341123143214401
6124505450444201
711212265103205
oct1531232743351
9360002440051
10115065210601
1144887347880
121a373133661
13ab09a0b343
1457d7bbbb05
152ed6b30b01
hex1aca6bc6e9

115065210601 has 16 divisors (see below), whose sum is σ = 128636172288. Its totient is φ = 102042982800.

The previous prime is 115065210551. The next prime is 115065210647. The reversal of 115065210601 is 106012560511.

It is a happy number.

It is not a de Polignac number, because 115065210601 - 29 = 115065210089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115065210601.

It is not an unprimeable number, because it can be changed into a prime (115065214601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 681985 + ... + 833806.

It is an arithmetic number, because the mean of its divisors is an integer number (8039760768).

Almost surely, 2115065210601 is an apocalyptic number.

115065210601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

115065210601 is a deficient number, since it is larger than the sum of its proper divisors (13570961687).

115065210601 is a wasteful number, since it uses less digits than its factorization.

115065210601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515972.

The product of its (nonzero) digits is 1800, while the sum is 28.

The spelling of 115065210601 in words is "one hundred fifteen billion, sixty-five million, two hundred ten thousand, six hundred one".

Divisors: 1 11 67 103 737 1133 6901 75911 1515791 16673701 101557997 156126473 1117137967 1717391203 10460473691 115065210601