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530278027 = 3138112089
BaseRepresentation
bin11111100110110…
…110011010001011
31100221210220200221
4133212312122023
52041222344102
6124341410511
716066201036
oct3746663213
91327726627
10530278027
11252367804
12129709a37
1385b267a6
14505d801d
1531849637
hex1f9b668b

530278027 has 8 divisors (see below), whose sum is σ = 532883120. Its totient is φ = 527679360.

The previous prime is 530278009. The next prime is 530278039. The reversal of 530278027 is 720872035.

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 530278027 - 211 = 530275979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 530277983 and 530278001.

It is not an unprimeable number, because it can be changed into a prime (530278057) 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, 252799 + ... + 254887.

It is an arithmetic number, because the mean of its divisors is an integer number (66610390).

Almost surely, 2530278027 is an apocalyptic number.

530278027 is a deficient number, since it is larger than the sum of its proper divisors (2605093).

530278027 is a wasteful number, since it uses less digits than its factorization.

530278027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3213.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 530278027 is about 23027.7664353276. The cubic root of 530278027 is about 809.4087169846.

The spelling of 530278027 in words is "five hundred thirty million, two hundred seventy-eight thousand, twenty-seven".

Divisors: 1 313 811 2089 253843 653857 1694179 530278027