Base | Representation |
---|---|
bin | 1000101101110… |
… | …11110101000110 |
3 | 12002120221021200 |
4 | 10112323311012 |
5 | 122204333334 |
6 | 11131123330 |
7 | 1545343014 |
oct | 426736506 |
9 | 162527250 |
10 | 73121094 |
11 | 38302a62 |
12 | 205a3546 |
13 | 121c2327 |
14 | 99d58b4 |
15 | 6645799 |
hex | 45bbd46 |
73121094 has 48 divisors (see below), whose sum is σ = 166233600. Its totient is φ = 23185008.
The previous prime is 73121047. The next prime is 73121099. The reversal of 73121094 is 49012137.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73121099) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98577 + ... + 99315.
It is an arithmetic number, because the mean of its divisors is an integer number (3463200).
Almost surely, 273121094 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 73121094, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83116800).
73121094 is an abundant number, since it is smaller than the sum of its proper divisors (93112506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73121094 is a wasteful number, since it uses less digits than its factorization.
73121094 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1009 (or 1006 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 73121094 is about 8551.0872992854. The cubic root of 73121094 is about 418.1648846239.
The spelling of 73121094 in words is "seventy-three million, one hundred twenty-one thousand, ninety-four".
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