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531163030 = 2553116303
BaseRepresentation
bin11111101010001…
…110011110010110
31101000110212200211
4133222032132112
52041434204110
6124412400034
716106545156
oct3752163626
91330425624
10531163030
11252911712
12129a7601a
1386076568
1450788766
153197198a
hex1fa8e796

531163030 has 8 divisors (see below), whose sum is σ = 956093472. Its totient is φ = 212465208.

The previous prime is 531163019. The next prime is 531163033. The reversal of 531163030 is 30361135.

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

It is a super-3 number, since 3×5311630303 (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 531162992 and 531163010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531163033) 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, 26558142 + ... + 26558161.

It is an arithmetic number, because the mean of its divisors is an integer number (119511684).

Almost surely, 2531163030 is an apocalyptic number.

531163030 is a deficient number, since it is larger than the sum of its proper divisors (424930442).

531163030 is a wasteful number, since it uses less digits than its factorization.

531163030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53116310.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 531163030 is about 23046.9744218195. The cubic root of 531163030 is about 809.8587519798.

The spelling of 531163030 in words is "five hundred thirty-one million, one hundred sixty-three thousand, thirty".

Divisors: 1 2 5 10 53116303 106232606 265581515 531163030