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530068392 = 233277114813
BaseRepresentation
bin11111100110000…
…011001110101000
31100221102021010200
4133212003032220
52041144142032
6124333112200
716064335620
oct3746031650
91327367120
10530068392
11252234257
12129628660
1385a82249
1450581880
153180747c
hex1f9833a8

530068392 has 96 divisors (see below), whose sum is σ = 1663908480. Its totient is φ = 149304960.

The previous prime is 530068387. The next prime is 530068453. The reversal of 530068392 is 293860035.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28378 + ... + 43190.

It is an arithmetic number, because the mean of its divisors is an integer number (17332380).

Almost surely, 2530068392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 530068392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (831954240).

530068392 is an abundant number, since it is smaller than the sum of its proper divisors (1133840088).

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

530068392 is a wasteful number, since it uses less digits than its factorization.

530068392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14903 (or 14896 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 530068392 is about 23023.2141978482. The cubic root of 530068392 is about 809.3020416479.

The spelling of 530068392 in words is "five hundred thirty million, sixty-eight thousand, three hundred ninety-two".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 71 72 84 126 142 168 213 252 284 426 497 504 568 639 852 994 1278 1491 1704 1988 2556 2982 3976 4473 5112 5964 8946 11928 14813 17892 29626 35784 44439 59252 88878 103691 118504 133317 177756 207382 266634 311073 355512 414764 533268 622146 829528 933219 1051723 1066536 1244292 1866438 2103446 2488584 3155169 3732876 4206892 6310338 7362061 7465752 8413784 9465507 12620676 14724122 18931014 22086183 25241352 29448244 37862028 44172366 58896488 66258549 75724056 88344732 132517098 176689464 265034196 530068392