Base | Representation |
---|---|
bin | 1000101001111… |
… | …00111100100111 |
3 | 12001121112101010 |
4 | 10110330330213 |
5 | 122041221013 |
6 | 11112033303 |
7 | 1541046561 |
oct | 424747447 |
9 | 161545333 |
10 | 72601383 |
11 | 37a88548 |
12 | 20392833 |
13 | 1206c8ca |
14 | 98dc331 |
15 | 65917c3 |
hex | 453cf27 |
72601383 has 4 divisors (see below), whose sum is σ = 96801848. Its totient is φ = 48400920.
The previous prime is 72601351. The next prime is 72601421. The reversal of 72601383 is 38310627.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38310627 = 3 ⋅12770209.
It is not a de Polignac number, because 72601383 - 25 = 72601351 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 72601383.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72606383) 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, 12100228 + ... + 12100233.
It is an arithmetic number, because the mean of its divisors is an integer number (24200462).
Almost surely, 272601383 is an apocalyptic number.
72601383 is a deficient number, since it is larger than the sum of its proper divisors (24200465).
72601383 is a wasteful number, since it uses less digits than its factorization.
72601383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24200464.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 72601383 is about 8520.6445178754. The cubic root of 72601383 is about 417.1718204574.
The spelling of 72601383 in words is "seventy-two million, six hundred one thousand, three hundred eighty-three".
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