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1430301230 = 2523371311283
BaseRepresentation
bin101010101000000…
…1010101000101110
310200200100211102122
41111100022220232
510412124114410
6353532152542
750305234301
oct12520125056
93620324378
101430301230
11674405536
1233b008752
1319a42a8b7
14d7d5cb38
158587ce55
hex5540aa2e

1430301230 has 64 divisors (see below), whose sum is σ = 2782315008. Its totient is φ = 527978880.

The previous prime is 1430301211. The next prime is 1430301233. The reversal of 1430301230 is 321030341.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1430301199 and 1430301208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430301233) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1114169 + ... + 1115451.

It is an arithmetic number, because the mean of its divisors is an integer number (43473672).

Almost surely, 21430301230 is an apocalyptic number.

1430301230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1430301230 is a deficient number, since it is larger than the sum of its proper divisors (1352013778).

1430301230 is a wasteful number, since it uses less digits than its factorization.

1430301230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1430301230 is about 37819.3235000310. The cubic root of 1430301230 is about 1126.7022736355.

Adding to 1430301230 its reverse (321030341), we get a palindrome (1751331571).

The spelling of 1430301230 in words is "one billion, four hundred thirty million, three hundred one thousand, two hundred thirty".

Divisors: 1 2 5 10 23 37 46 74 115 131 185 230 262 370 655 851 1283 1310 1702 2566 3013 4255 4847 6026 6415 8510 9694 12830 15065 24235 29509 30130 47471 48470 59018 94942 111481 147545 168073 222962 237355 295090 336146 474710 557405 840365 1091833 1114810 1680730 2183666 3865679 5459165 6218701 7731358 10918330 12437402 19328395 31093505 38656790 62187010 143030123 286060246 715150615 1430301230