Base | Representation |
---|---|
bin | 1000101110111… |
… | …01000001100101 |
3 | 12002211211210111 |
4 | 10113131001211 |
5 | 122223211221 |
6 | 11134053021 |
7 | 1546450303 |
oct | 427350145 |
9 | 162754714 |
10 | 73257061 |
11 | 38396129 |
12 | 2064a171 |
13 | 1223c197 |
14 | 9a2d273 |
15 | 6670be1 |
hex | 45dd065 |
73257061 has 8 divisors (see below), whose sum is σ = 75966464. Its totient is φ = 70569360.
The previous prime is 73257059. The next prime is 73257071. The reversal of 73257061 is 16075237.
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 73257061 - 21 = 73257059 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73257071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1615 + ... + 12211.
It is an arithmetic number, because the mean of its divisors is an integer number (9495808).
Almost surely, 273257061 is an apocalyptic number.
It is an amenable number.
73257061 is a deficient number, since it is larger than the sum of its proper divisors (2709403).
73257061 is a wasteful number, since it uses less digits than its factorization.
73257061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10851.
The product of its (nonzero) digits is 8820, while the sum is 31.
The square root of 73257061 is about 8559.0338823958. The cubic root of 73257061 is about 418.4239134801.
The spelling of 73257061 in words is "seventy-three million, two hundred fifty-seven thousand, sixty-one".
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