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532320030520 = 23530553435571
BaseRepresentation
bin1111011111100001011…
…11110000111100111000
31212220000022001101011221
413233300233300330320
532210142411434040
61044313333401424
753313246413515
oct7576057607470
91786008041157
10532320030520
11195834863823
1287200a99274
133b27507c2a5
141ba9b83230c
15dca828874a
hex7bf0bf0f38

532320030520 has 32 divisors (see below), whose sum is σ = 1197762019920. Its totient is φ = 212920554240.

The previous prime is 532320030511. The next prime is 532320030521. The reversal of 532320030520 is 25030023235.

It is a super-2 number, since 2×5323200305202 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532320030521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004335 + ... + 1439905.

Almost surely, 2532320030520 is an apocalyptic number.

It is an amenable number.

532320030520 is an abundant number, since it is smaller than the sum of its proper divisors (665441989400).

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

532320030520 is a wasteful number, since it uses less digits than its factorization.

532320030520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466135 (or 466131 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

Adding to 532320030520 its reverse (25030023235), we get a palindrome (557350053755).

The spelling of 532320030520 in words is "five hundred thirty-two billion, three hundred twenty million, thirty thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 30553 61106 122212 152765 244424 305530 435571 611060 871142 1222120 1742284 2177855 3484568 4355710 8711420 17422840 13308000763 26616001526 53232003052 66540003815 106464006104 133080007630 266160015260 532320030520