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30460041 = 3215721557
BaseRepresentation
bin111010000110…
…0100010001001
32010022112022200
41310030202021
530244210131
63004510413
7516622533
oct164144211
963275280
1030460041
1116215097
12a24b409
1364064c1
14408c853
152a1a2e6
hex1d0c889

30460041 has 12 divisors (see below), whose sum is σ = 44280132. Its totient is φ = 20176416.

The previous prime is 30460033. The next prime is 30460051. The reversal of 30460041 is 14006403.

It can be written as a sum of positive squares in 2 ways, for example, as 5659641 + 24800400 = 2379^2 + 4980^2 .

It is not a de Polignac number, because 30460041 - 23 = 30460033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30459996 and 30460023.

It is not an unprimeable number, because it can be changed into a prime (30460051) 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, 9366 + ... + 12191.

It is an arithmetic number, because the mean of its divisors is an integer number (3690011).

Almost surely, 230460041 is an apocalyptic number.

It is an amenable number.

30460041 is a deficient number, since it is larger than the sum of its proper divisors (13820091).

30460041 is a wasteful number, since it uses less digits than its factorization.

30460041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21720 (or 21717 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 30460041 is about 5519.0616050195. The cubic root of 30460041 is about 312.3034830587.

Adding to 30460041 its reverse (14006403), we get a palindrome (44466444).

The spelling of 30460041 in words is "thirty million, four hundred sixty thousand, forty-one".

Divisors: 1 3 9 157 471 1413 21557 64671 194013 3384449 10153347 30460041