Base | Representation |
---|---|
bin | 1000100110000… |
… | …01000110101001 |
3 | 12000122202112122 |
4 | 10103001012221 |
5 | 121424002441 |
6 | 11053121025 |
7 | 1533534641 |
oct | 423010651 |
9 | 160582478 |
10 | 72094121 |
11 | 37771420 |
12 | 20189175 |
13 | 11c22a58 |
14 | 9809521 |
15 | 64e134b |
hex | 44c11a9 |
72094121 has 8 divisors (see below), whose sum is σ = 82067904. Its totient is φ = 62690320.
The previous prime is 72094081. The next prime is 72094123. The reversal of 72094121 is 12149027.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72094121 - 210 = 72093097 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (72094123) 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, 142226 + ... + 142731.
It is an arithmetic number, because the mean of its divisors is an integer number (10258488).
Almost surely, 272094121 is an apocalyptic number.
It is an amenable number.
72094121 is a deficient number, since it is larger than the sum of its proper divisors (9973783).
72094121 is a wasteful number, since it uses less digits than its factorization.
72094121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 284991.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 72094121 is about 8490.8256960086. The cubic root of 72094121 is about 416.1979630561.
The spelling of 72094121 in words is "seventy-two million, ninety-four thousand, one hundred twenty-one".
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