Base | Representation |
---|---|
bin | 1000101001101… |
… | …10100001111001 |
3 | 12001120012022120 |
4 | 10110312201321 |
5 | 122034400342 |
6 | 11111311453 |
7 | 1540610130 |
oct | 424664171 |
9 | 161505276 |
10 | 72575097 |
11 | 37a6a821 |
12 | 2037b589 |
13 | 1206095a |
14 | 98d2917 |
15 | 6588aec |
hex | 4536879 |
72575097 has 48 divisors (see below), whose sum is σ = 118917120. Its totient is φ = 38545056.
The previous prime is 72575071. The next prime is 72575119. The reversal of 72575097 is 79057527.
It is not a de Polignac number, because 72575097 - 26 = 72575033 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72575017) 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 47 ways as a sum of consecutive naturals, for example, 522054 + ... + 522192.
It is an arithmetic number, because the mean of its divisors is an integer number (2477440).
Almost surely, 272575097 is an apocalyptic number.
It is an amenable number.
72575097 is a deficient number, since it is larger than the sum of its proper divisors (46342023).
72575097 is a wasteful number, since it uses less digits than its factorization.
72575097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242 (or 219 counting only the distinct ones).
The product of its (nonzero) digits is 154350, while the sum is 42.
The square root of 72575097 is about 8519.1018892839. The cubic root of 72575097 is about 417.1214674122.
The spelling of 72575097 in words is "seventy-two million, five hundred seventy-five thousand, ninety-seven".
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