Base | Representation |
---|---|
bin | 1000100111111… |
… | …11001100111011 |
3 | 12001010200110011 |
4 | 10103333030323 |
5 | 122010122400 |
6 | 11102402351 |
7 | 1535644333 |
oct | 423771473 |
9 | 161120404 |
10 | 72348475 |
11 | 37925531 |
12 | 202903b7 |
13 | 11cb1764 |
14 | 98740c3 |
15 | 65418ba |
hex | 44ff33b |
72348475 has 24 divisors (see below), whose sum is σ = 94145760. Its totient is φ = 55077120.
The previous prime is 72348473. The next prime is 72348509. The reversal of 72348475 is 57484327.
It is not a de Polignac number, because 72348475 - 21 = 72348473 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72348473) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52242 + ... + 53608.
It is an arithmetic number, because the mean of its divisors is an integer number (3922740).
Almost surely, 272348475 is an apocalyptic number.
72348475 is a deficient number, since it is larger than the sum of its proper divisors (21797285).
72348475 is a wasteful number, since it uses less digits than its factorization.
72348475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1479 (or 1474 counting only the distinct ones).
The product of its digits is 188160, while the sum is 40.
The square root of 72348475 is about 8505.7906745934. The cubic root of 72348475 is about 416.6868488002.
The spelling of 72348475 in words is "seventy-two million, three hundred forty-eight thousand, four hundred seventy-five".
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