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530660404430 = 251319214842269
BaseRepresentation
bin1111011100011011101…
…00110010110011001110
31212201201122011122011222
413232031310302303032
532143243030420210
61043440530043342
753224155004502
oct7561564626316
91781648148158
10530660404430
11195062a67112
1286a19119552
133b06c29a810
141b98125a302
15dc0c70c655
hex7b8dd32cce

530660404430 has 32 divisors (see below), whose sum is σ = 1082805040800. Its totient is φ = 185623719552.

The previous prime is 530660404429. The next prime is 530660404451. The reversal of 530660404430 is 34404066035.

It is a super-2 number, since 2×5306604044302 (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 107418665 + ... + 107423604.

It is an arithmetic number, because the mean of its divisors is an integer number (33837657525).

Almost surely, 2530660404430 is an apocalyptic number.

530660404430 is an abundant number, since it is smaller than the sum of its proper divisors (552144636370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530660404430 is a wasteful number, since it uses less digits than its factorization.

530660404430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214842308.

The product of its (nonzero) digits is 103680, while the sum is 35.

The spelling of 530660404430 in words is "five hundred thirty billion, six hundred sixty million, four hundred four thousand, four hundred thirty".

Divisors: 1 2 5 10 13 19 26 38 65 95 130 190 247 494 1235 2470 214842269 429684538 1074211345 2148422690 2792949497 4082003111 5585898994 8164006222 13964747485 20410015555 27929494970 40820031110 53066040443 106132080886 265330202215 530660404430