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BaseRepresentation
bin111010001110…
…0011000000001
32010102211022221
41310130120001
530303244204
63010131041
7520312651
oct164343001
963384287
1030524929
1116259916
12a280a81
136429bb6
1440a8361
152a2e654
hex1d1c601

30524929 has 2 divisors, whose sum is σ = 30524930. Its totient is φ = 30524928.

The previous prime is 30524903. The next prime is 30524939. The reversal of 30524929 is 92942503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15586704 + 14938225 = 3948^2 + 3865^2 .

It is an emirp because it is prime and its reverse (92942503) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30524929 - 223 = 22136321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30524894 and 30524903.

It is not a weakly prime, because it can be changed into another prime (30524939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15262464 + 15262465.

It is an arithmetic number, because the mean of its divisors is an integer number (15262465).

Almost surely, 230524929 is an apocalyptic number.

It is an amenable number.

30524929 is a deficient number, since it is larger than the sum of its proper divisors (1).

30524929 is an equidigital number, since it uses as much as digits as its factorization.

30524929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 30524929 is about 5524.9370132156. The cubic root of 30524929 is about 312.5250889724.

The spelling of 30524929 in words is "thirty million, five hundred twenty-four thousand, nine hundred twenty-nine".