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30531535542224 = 244014758655789
BaseRepresentation
bin1101111000100101011010…
…10101001001011111010000
311000002210020012121000000222
412330102231111021133100
513000212041044322344
6144533554354332212
76300554625063113
oct674225525113720
9130083205530028
1030531535542224
119801395949142
12351127158a068
13140615ab09b82
14777a3c93057a
1537e2de2515ee
hex1bc4ad5497d0

30531535542224 has 20 divisors (see below), whose sum is σ = 59302368454980. Its totient is φ = 15227698521600.

The previous prime is 30531535542203. The next prime is 30531535542247. The reversal of 30531535542224 is 42224553513503.

It can be written as a sum of positive squares in 2 ways, for example, as 29404243714624 + 1127291827600 = 5422568^2 + 1061740^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2379321479 + ... + 2379334310.

It is an arithmetic number, because the mean of its divisors is an integer number (2965118422749).

Almost surely, 230531535542224 is an apocalyptic number.

It is an amenable number.

30531535542224 is a deficient number, since it is larger than the sum of its proper divisors (28770832912756).

30531535542224 is a wasteful number, since it uses less digits than its factorization.

30531535542224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4758656198 (or 4758656192 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 44.

The spelling of 30531535542224 in words is "thirty trillion, five hundred thirty-one billion, five hundred thirty-five million, five hundred forty-two thousand, two hundred twenty-four".

Divisors: 1 2 4 8 16 401 802 1604 3208 6416 4758655789 9517311578 19034623156 38069246312 76138492624 1908220971389 3816441942778 7632883885556 15265767771112 30531535542224