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530723415 = 35436712281
BaseRepresentation
bin11111101000100…
…011001001010111
31100222122112122210
4133220203021113
52041331122130
6124355124503
716103034405
oct3750431127
91328575583
10530723415
112526413a2
121298a3733
1385c51431
14506b2475
15318d65b0
hex1fa23257

530723415 has 32 divisors (see below), whose sum is σ = 881945856. Its totient is φ = 272321280.

The previous prime is 530723411. The next prime is 530723437. The reversal of 530723415 is 514327035.

It is not a de Polignac number, because 530723415 - 22 = 530723411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530723411) 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, 37075 + ... + 49355.

It is an arithmetic number, because the mean of its divisors is an integer number (27560808).

Almost surely, 2530723415 is an apocalyptic number.

530723415 is a deficient number, since it is larger than the sum of its proper divisors (351222441).

530723415 is a wasteful number, since it uses less digits than its factorization.

530723415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12399.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 530723415 is about 23037.4350785846. The cubic root of 530723415 is about 809.6352648384.

The spelling of 530723415 in words is "five hundred thirty million, seven hundred twenty-three thousand, four hundred fifteen".

Divisors: 1 3 5 15 43 67 129 201 215 335 645 1005 2881 8643 12281 14405 36843 43215 61405 184215 528083 822827 1584249 2468481 2640415 4114135 7921245 12342405 35381561 106144683 176907805 530723415