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530873357 = 71931331389
BaseRepresentation
bin11111101001000…
…111110000001101
31100222221011100012
4133221013300031
52041400421412
6124402243005
716104230510
oct3751076015
91328834305
10530873357
11252734013
12129956465
1385ca4761
1450710d77
1531915c22
hex1fa47c0d

530873357 has 32 divisors (see below), whose sum is σ = 662937600. Its totient is φ = 414849600.

The previous prime is 530873351. The next prime is 530873377. The reversal of 530873357 is 753378035.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 530873357 - 26 = 530873293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530873351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1364519 + ... + 1364907.

It is an arithmetic number, because the mean of its divisors is an integer number (20716800).

Almost surely, 2530873357 is an apocalyptic number.

It is an amenable number.

530873357 is a deficient number, since it is larger than the sum of its proper divisors (132064243).

530873357 is a wasteful number, since it uses less digits than its factorization.

530873357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777.

The product of its (nonzero) digits is 264600, while the sum is 41.

The square root of 530873357 is about 23040.6891607000. The cubic root of 530873357 is about 809.7115047382.

The spelling of 530873357 in words is "five hundred thirty million, eight hundred seventy-three thousand, three hundred fifty-seven".

Divisors: 1 7 19 31 133 217 331 389 589 2317 2723 4123 6289 7391 10261 12059 44023 51737 71827 84413 128759 194959 229121 901313 1364713 1603847 2446421 3991529 17124947 27940703 75839051 530873357