Base | Representation |
---|---|
bin | 1000101110100… |
… | …10000011101101 |
3 | 12002202120011210 |
4 | 10113102003231 |
5 | 122220242031 |
6 | 11133105033 |
7 | 1546202322 |
oct | 427220355 |
9 | 162676153 |
10 | 73212141 |
11 | 38365402 |
12 | 20628179 |
13 | 122248c2 |
14 | 9a1ab49 |
15 | 6662746 |
hex | 45d20ed |
73212141 has 8 divisors (see below), whose sum is σ = 97760224. Its totient is φ = 48736080.
The previous prime is 73212131. The next prime is 73212143. The reversal of 73212141 is 14121237.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 73212141 - 26 = 73212077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73212143) 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, 15586 + ... + 19731.
It is an arithmetic number, because the mean of its divisors is an integer number (12220028).
Almost surely, 273212141 is an apocalyptic number.
It is an amenable number.
73212141 is a deficient number, since it is larger than the sum of its proper divisors (24548083).
73212141 is a wasteful number, since it uses less digits than its factorization.
73212141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36011.
The product of its digits is 336, while the sum is 21.
The square root of 73212141 is about 8556.4093520588. The cubic root of 73212141 is about 418.3383724872.
Adding to 73212141 its reverse (14121237), we get a palindrome (87333378).
The spelling of 73212141 in words is "seventy-three million, two hundred twelve thousand, one hundred forty-one".
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