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530081061 = 31091621043
BaseRepresentation
bin11111100110000…
…110010100100101
31100221102220111220
4133212012110211
52041200043221
6124333250553
716064420556
oct3746062445
91327386456
10530081061
11252242824
12129633a59
1385a87c43
145058632d
153180b0c6
hex1f986525

530081061 has 8 divisors (see below), whose sum is σ = 713259360. Its totient is φ = 350145072.

The previous prime is 530081051. The next prime is 530081089. The reversal of 530081061 is 160180035.

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

It is not a de Polignac number, because 530081061 - 27 = 530080933 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530081021) 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, 810195 + ... + 810848.

It is an arithmetic number, because the mean of its divisors is an integer number (89157420).

Almost surely, 2530081061 is an apocalyptic number.

It is an amenable number.

530081061 is a deficient number, since it is larger than the sum of its proper divisors (183178299).

530081061 is a wasteful number, since it uses less digits than its factorization.

530081061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621155.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 530081061 is about 23023.4893315501. The cubic root of 530081061 is about 809.3084892221.

The spelling of 530081061 in words is "five hundred thirty million, eighty-one thousand, sixty-one".

Divisors: 1 3 109 327 1621043 4863129 176693687 530081061