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30324032245 = 5131256937117
BaseRepresentation
bin11100001111011101…
…000000001011110101
32220021100000110001101
4130033131000023311
5444100423012440
621533005130101
72122313010163
oct341735001365
986240013041
1030324032245
1111951142281
125a63559931
132b23558760
1416794b6233
15bc72d369a
hex70f7402f5

30324032245 has 16 divisors (see below), whose sum is σ = 39192153840. Its totient is φ = 22390746624.

The previous prime is 30324032201. The next prime is 30324032257. The reversal of 30324032245 is 54223042303.

It can be written as a sum of positive squares in 8 ways, for example, as 470412721 + 29853619524 = 21689^2 + 172782^2 .

It is a cyclic number.

It is not a de Polignac number, because 30324032245 - 215 = 30323999477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798427 + ... + 835543.

It is an arithmetic number, because the mean of its divisors is an integer number (2449509615).

Almost surely, 230324032245 is an apocalyptic number.

It is an amenable number.

30324032245 is a deficient number, since it is larger than the sum of its proper divisors (8868121595).

30324032245 is a wasteful number, since it uses less digits than its factorization.

30324032245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49704.

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 30324032245 its reverse (54223042303), we get a palindrome (84547074548).

The spelling of 30324032245 in words is "thirty billion, three hundred twenty-four million, thirty-two thousand, two hundred forty-five".

Divisors: 1 5 13 65 12569 37117 62845 163397 185585 482521 816985 2412605 466523573 2332617865 6064806449 30324032245