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30410204531 = 72620616419
BaseRepresentation
bin11100010100100101…
…101110010101110011
32220111100011110012112
4130110211232111303
5444240003021111
621545324115535
72124410321300
oct342445562563
986440143175
1030410204531
1111995849843
125a88395bab
132b3836a385
141686b080a7
15bceb55e8b
hex71496e573

30410204531 has 6 divisors (see below), whose sum is σ = 35375135940. Its totient is φ = 26065889556.

The previous prime is 30410204521. The next prime is 30410204543. The reversal of 30410204531 is 13540201403.

It is not a de Polignac number, because 30410204531 - 222 = 30406010227 is a prime.

It is a super-2 number, since 2×304102045312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30410204497 and 30410204506.

It is not an unprimeable number, because it can be changed into a prime (30410204521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 310308161 + ... + 310308258.

It is an arithmetic number, because the mean of its divisors is an integer number (5895855990).

Almost surely, 230410204531 is an apocalyptic number.

30410204531 is a deficient number, since it is larger than the sum of its proper divisors (4964931409).

30410204531 is an equidigital number, since it uses as much as digits as its factorization.

30410204531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620616433 (or 620616426 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 30410204531 its reverse (13540201403), we get a palindrome (43950405934).

The spelling of 30410204531 in words is "thirty billion, four hundred ten million, two hundred four thousand, five hundred thirty-one".

Divisors: 1 7 49 620616419 4344314933 30410204531