Base | Representation |
---|---|
bin | 100001110010010100… |
… | …1001101101110000110 |
3 | 20221021111221120202102 |
4 | 1003210221031232012 |
5 | 2142043201023321 |
6 | 53155335512102 |
7 | 5145664312256 |
oct | 1034451155606 |
9 | 227244846672 |
10 | 72555486086 |
11 | 28852753646 |
12 | 1208a828632 |
13 | 6ac3a032b5 |
14 | 372418b966 |
15 | 1d49b4bc0b |
hex | 10e4a4db86 |
72555486086 has 12 divisors (see below), whose sum is σ = 114862772052. Its totient is φ = 34368387804.
The previous prime is 72555486083. The next prime is 72555486097. The reversal of 72555486086 is 68068455527.
It is a super-2 number, since 2×725554860862 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72555486083) 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 5 ways as a sum of consecutive naturals, for example, 50245460 + ... + 50246903.
It is an arithmetic number, because the mean of its divisors is an integer number (9571897671).
Almost surely, 272555486086 is an apocalyptic number.
72555486086 is a deficient number, since it is larger than the sum of its proper divisors (42307285966).
72555486086 is a wasteful number, since it uses less digits than its factorization.
72555486086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100492403 (or 100492384 counting only the distinct ones).
The product of its (nonzero) digits is 16128000, while the sum is 56.
The spelling of 72555486086 in words is "seventy-two billion, five hundred fifty-five million, four hundred eighty-six thousand, eighty-six".
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