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530210523252 = 22344184210271
BaseRepresentation
bin1111011011100110000…
…00101000100001110100
31212200120021122022020010
413231303000220201310
532141332343221002
61043324135340220
753210053041534
oct7556300504164
91780507568203
10530210523252
11194952021793
1286912521670
133acca012c37
141b93b5cd4c4
15dbd2e9446c
hex7b73028874

530210523252 has 12 divisors (see below), whose sum is σ = 1237157887616. Its totient is φ = 176736841080.

The previous prime is 530210523223. The next prime is 530210523257. The reversal of 530210523252 is 252325012035.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×5302105232523 (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530210523257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22092105124 + ... + 22092105147.

Almost surely, 2530210523252 is an apocalyptic number.

It is an amenable number.

530210523252 is an abundant number, since it is smaller than the sum of its proper divisors (706947364364).

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

530210523252 is a wasteful number, since it uses less digits than its factorization.

530210523252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44184210278 (or 44184210276 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 530210523252 its reverse (252325012035), we get a palindrome (782535535287).

The spelling of 530210523252 in words is "five hundred thirty billion, two hundred ten million, five hundred twenty-three thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 44184210271 88368420542 132552630813 176736841084 265105261626 530210523252