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520534300001 = 2324193908407
BaseRepresentation
bin1111001001100100100…
…00110001010101100001
31211202120221010020022012
413210302100301111201
532012023240100001
61035044040322305
752415216355242
oct7446220612541
91752527106265
10520534300001
11190837050a71
1284a71a73395
133a117429a51
141b2a046ccc9
15d8187402bb
hex7932431561

520534300001 has 8 divisors (see below), whose sum is σ = 545420033664. Its totient is φ = 495836383680.

The previous prime is 520534299983. The next prime is 520534300007. The reversal of 520534300001 is 100003435025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 520534300001 - 226 = 520467191137 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 520534300001.

It is not an unprimeable number, because it can be changed into a prime (520534300007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46948661 + ... + 46959746.

It is an arithmetic number, because the mean of its divisors is an integer number (68177504208).

Almost surely, 2520534300001 is an apocalyptic number.

It is an amenable number.

520534300001 is a deficient number, since it is larger than the sum of its proper divisors (24885733663).

520534300001 is a wasteful number, since it uses less digits than its factorization.

520534300001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93908671.

The product of its (nonzero) digits is 1800, while the sum is 23.

Adding to 520534300001 its reverse (100003435025), we get a palindrome (620537735026).

The spelling of 520534300001 in words is "five hundred twenty billion, five hundred thirty-four million, three hundred thousand, one".

Divisors: 1 23 241 5543 93908407 2159893361 22631926087 520534300001