Base | Representation |
---|---|
bin | 1000101110000… |
… | …11100001011001 |
3 | 12002122112111121 |
4 | 10113003201121 |
5 | 122211340401 |
6 | 11131525241 |
7 | 1545533614 |
oct | 427034131 |
9 | 162575447 |
10 | 73152601 |
11 | 383246a5 |
12 | 205b9821 |
13 | 12203782 |
14 | 9a0317b |
15 | 664eca1 |
hex | 45c3859 |
73152601 has 4 divisors (see below), whose sum is σ = 73524132. Its totient is φ = 72781072.
The previous prime is 73152577. The next prime is 73152613. The reversal of 73152601 is 10625137.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10625137 = 1811 ⋅5867.
It can be written as a sum of positive squares in 2 ways, for example, as 62394201 + 10758400 = 7899^2 + 3280^2 .
It is a cyclic number.
It is not a de Polignac number, because 73152601 - 27 = 73152473 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (73152671) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185470 + ... + 185863.
It is an arithmetic number, because the mean of its divisors is an integer number (18381033).
Almost surely, 273152601 is an apocalyptic number.
It is an amenable number.
73152601 is a deficient number, since it is larger than the sum of its proper divisors (371531).
73152601 is a wasteful number, since it uses less digits than its factorization.
73152601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371530.
The product of its (nonzero) digits is 1260, while the sum is 25.
The square root of 73152601 is about 8552.9293812120. The cubic root of 73152601 is about 418.2249367394.
Adding to 73152601 its reverse (10625137), we get a palindrome (83777738).
The spelling of 73152601 in words is "seventy-three million, one hundred fifty-two thousand, six hundred one".
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