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530060400 = 2432521131303
BaseRepresentation
bin11111100110000…
…001010001110000
31100221101212011200
4133212001101300
52041143413100
6124333011200
716064303412
oct3746012160
91327355150
10530060400
11252229251
12129623b00
1385a7b70c
145057c9b2
1531804e00
hex1f981470

530060400 has 180 divisors, whose sum is σ = 1857159408. Its totient is φ = 139991040.

The previous prime is 530060389. The next prime is 530060431. The reversal of 530060400 is 4060035.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 406149 + ... + 407451.

Almost surely, 2530060400 is an apocalyptic number.

530060400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530060400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (928579704).

530060400 is an abundant number, since it is smaller than the sum of its proper divisors (1327099008).

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

530060400 is a wasteful number, since it uses less digits than its factorization.

530060400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440 (or 1426 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 530060400 is about 23023.0406332439. The cubic root of 530060400 is about 809.2979742643.

The spelling of 530060400 in words is "five hundred thirty million, sixty thousand, four hundred".