Base | Representation |
---|---|
bin | 1000101110001… |
… | …01100100110101 |
3 | 12002122222001011 |
4 | 10113011210311 |
5 | 122212123023 |
6 | 11132032221 |
7 | 1545600262 |
oct | 427054465 |
9 | 162588034 |
10 | 73161013 |
11 | 3832aa52 |
12 | 20602671 |
13 | 12207553 |
14 | 9a06269 |
15 | 665250d |
hex | 45c5935 |
73161013 has 8 divisors (see below), whose sum is σ = 77552640. Its totient is φ = 68779200.
The previous prime is 73160993. The next prime is 73161029. The reversal of 73161013 is 31016137.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-73161013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73161073) 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, 17698 + ... + 21436.
It is an arithmetic number, because the mean of its divisors is an integer number (9694080).
Almost surely, 273161013 is an apocalyptic number.
It is an amenable number.
73161013 is a deficient number, since it is larger than the sum of its proper divisors (4391627).
73161013 is a wasteful number, since it uses less digits than its factorization.
73161013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4907.
The product of its (nonzero) digits is 378, while the sum is 22.
The square root of 73161013 is about 8553.4211284141. The cubic root of 73161013 is about 418.2409670344.
The spelling of 73161013 in words is "seventy-three million, one hundred sixty-one thousand, thirteen".
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