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30326036 = 22132113397
BaseRepresentation
bin111001110101…
…1110100010100
32010001201111112
41303223310110
530230413121
63001554152
7515524046
oct163536424
963051445
1030326036
1116133444
12a1a5958
13638a500
144055a96
1529e075b
hex1cebd14

30326036 has 36 divisors (see below), whose sum is σ = 58121532. Its totient is φ = 13837824.

The previous prime is 30326027. The next prime is 30326039. The reversal of 30326036 is 63062303.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 10523536 + 19802500 = 3244^2 + 4450^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30326039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76190 + ... + 76586.

It is an arithmetic number, because the mean of its divisors is an integer number (1614487).

Almost surely, 230326036 is an apocalyptic number.

It is an amenable number.

30326036 is a deficient number, since it is larger than the sum of its proper divisors (27795496).

30326036 is a wasteful number, since it uses less digits than its factorization.

30326036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 525 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 30326036 is about 5506.9080253805. The cubic root of 30326036 is about 311.8448302482.

Adding to 30326036 its reverse (63062303), we get a palindrome (93388339).

The spelling of 30326036 in words is "thirty million, three hundred twenty-six thousand, thirty-six".

Divisors: 1 2 4 13 26 52 113 169 226 338 397 452 676 794 1469 1588 2938 5161 5876 10322 19097 20644 38194 44861 67093 76388 89722 134186 179444 268372 583193 1166386 2332772 7581509 15163018 30326036