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530222553 = 32761281491
BaseRepresentation
bin11111100110101…
…000110111011001
31100221201002121100
4133212220313121
52041214110203
6124340302013
716065550230
oct3746506731
91327632540
10530222553
1125232a063
121296a1909
1385b07473
14505c1b17
1531837ea3
hex1f9a8dd9

530222553 has 48 divisors (see below), whose sum is σ = 894621312. Its totient is φ = 296352000.

The previous prime is 530222513. The next prime is 530222599. The reversal of 530222553 is 355222035.

It is not a de Polignac number, because 530222553 - 221 = 528125401 is a prime.

It is a super-2 number, since 2×5302225532 = 562271911419675618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (530222513) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1079638 + ... + 1080128.

It is an arithmetic number, because the mean of its divisors is an integer number (18637944).

Almost surely, 2530222553 is an apocalyptic number.

It is an amenable number.

530222553 is a deficient number, since it is larger than the sum of its proper divisors (364398759).

530222553 is a wasteful number, since it uses less digits than its factorization.

530222553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 843 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 530222553 is about 23026.5619014216. The cubic root of 530222553 is about 809.3804910964.

Adding to 530222553 its reverse (355222035), we get a palindrome (885444588).

The spelling of 530222553 in words is "five hundred thirty million, two hundred twenty-two thousand, five hundred fifty-three".

Divisors: 1 3 7 9 21 61 63 183 281 427 491 549 843 1281 1473 1967 2529 3437 3843 4419 5901 10311 17141 17703 29951 30933 51423 89853 119987 137971 154269 209657 269559 359961 413913 628971 965797 1079883 1241739 1886913 2897391 8416231 8692173 25248693 58913617 75746079 176740851 530222553