Base | Representation |
---|---|
bin | 100001101101011010… |
… | …0000000001100100111 |
3 | 20220212000120120011121 |
4 | 1003122310000030213 |
5 | 2141223434321434 |
6 | 53131124314411 |
7 | 5141622312130 |
oct | 1033264001447 |
9 | 226760516147 |
10 | 72390542119 |
11 | 28778634815 |
12 | 12043542a07 |
13 | 6a987a140c |
14 | 370a2d2c87 |
15 | 1d3a4197b4 |
hex | 10dad00327 |
72390542119 has 16 divisors (see below), whose sum is σ = 84376915200. Its totient is φ = 60821452224.
The previous prime is 72390542117. The next prime is 72390542129. The reversal of 72390542119 is 91124509327.
It is a cyclic number.
It is not a de Polignac number, because 72390542119 - 21 = 72390542117 is a prime.
It is a super-2 number, since 2×723905421192 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72390542117) 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, 109254 + ... + 395875.
It is an arithmetic number, because the mean of its divisors is an integer number (5273557200).
Almost surely, 272390542119 is an apocalyptic number.
72390542119 is a deficient number, since it is larger than the sum of its proper divisors (11986373081).
72390542119 is a wasteful number, since it uses less digits than its factorization.
72390542119 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 505542.
The product of its (nonzero) digits is 136080, while the sum is 43.
The spelling of 72390542119 in words is "seventy-two billion, three hundred ninety million, five hundred forty-two thousand, one hundred nineteen".
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