Base | Representation |
---|---|
bin | 100001111001011100… |
… | …0110010011100111111 |
3 | 20221220011121012020122 |
4 | 1003302320302130333 |
5 | 2143040334342402 |
6 | 53235153405155 |
7 | 5154625420256 |
oct | 1036270623477 |
9 | 227804535218 |
10 | 72794449727 |
11 | 2896562955a |
12 | 121368697bb |
13 | 6b313804bc |
14 | 3747bd379d |
15 | 1d60b00ca2 |
hex | 10f2e3273f |
72794449727 has 8 divisors (see below), whose sum is σ = 73012484160. Its totient is φ = 72576737280.
The previous prime is 72794449631. The next prime is 72794449733.
72794449727 is nontrivially palindromic in base 10.
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 72794449727 - 214 = 72794433343 is a prime.
It is a super-2 number, since 2×727944497272 (a number of 23 digits) contains 22 as substring.
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 72794449727.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72794449787) 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, 376202 + ... + 535832.
It is an arithmetic number, because the mean of its divisors is an integer number (9126560520).
Almost surely, 272794449727 is an apocalyptic number.
72794449727 is a deficient number, since it is larger than the sum of its proper divisors (218034433).
72794449727 is a wasteful number, since it uses less digits than its factorization.
72794449727 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160993.
The product of its digits is 49787136, while the sum is 62.
The spelling of 72794449727 in words is "seventy-two billion, seven hundred ninety-four million, four hundred forty-nine thousand, seven hundred twenty-seven".
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