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30226265 = 529208457
BaseRepresentation
bin111001101001…
…1011101011001
32002212122122022
41303103131121
530214220030
62555504225
7514630136
oct163233531
962778568
1030226265
1116075493
12a158075
136353c84
14402b58d
1529c0de5
hex1cd3759

30226265 has 8 divisors (see below), whose sum is σ = 37522440. Its totient is φ = 23347072.

The previous prime is 30226247. The next prime is 30226279. The reversal of 30226265 is 56262203.

It can be written as a sum of positive squares in 4 ways, for example, as 458329 + 29767936 = 677^2 + 5456^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30226265 - 26 = 30226201 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104084 + ... + 104373.

It is an arithmetic number, because the mean of its divisors is an integer number (4690305).

Almost surely, 230226265 is an apocalyptic number.

It is an amenable number.

30226265 is a deficient number, since it is larger than the sum of its proper divisors (7296175).

30226265 is a wasteful number, since it uses less digits than its factorization.

30226265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208491.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 30226265 is about 5497.8418493078. The cubic root of 30226265 is about 311.5024703790.

Adding to 30226265 its reverse (56262203), we get a palindrome (86488468).

The spelling of 30226265 in words is "thirty million, two hundred twenty-six thousand, two hundred sixty-five".

Divisors: 1 5 29 145 208457 1042285 6045253 30226265