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1430030341 = 3146130011
BaseRepresentation
bin101010100111100…
…1000100000000101
310200122212001211201
41111033020200011
510412041432331
6353522302501
750303025445
oct12517104005
93618761751
101430030341
1167423aa63
1233aab7a31
1319a3644cc
14d7ccc125
1585827a61
hex553c8805

1430030341 has 4 divisors (see below), whose sum is σ = 1476160384. Its totient is φ = 1383900300.

The previous prime is 1430030299. The next prime is 1430030351. The reversal of 1430030341 is 1430300341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1430300341 = 3474121903.

It is a cyclic number.

It is not a de Polignac number, because 1430030341 - 27 = 1430030213 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 (1430030351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23064975 + ... + 23065036.

It is an arithmetic number, because the mean of its divisors is an integer number (369040096).

Almost surely, 21430030341 is an apocalyptic number.

It is an amenable number.

1430030341 is a deficient number, since it is larger than the sum of its proper divisors (46130043).

1430030341 is an equidigital number, since it uses as much as digits as its factorization.

1430030341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46130042.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1430030341 is about 37815.7419734163. The cubic root of 1430030341 is about 1126.6311393140.

Adding to 1430030341 its reverse (1430300341), we get a palindrome (2860330682).

The spelling of 1430030341 in words is "one billion, four hundred thirty million, thirty thousand, three hundred forty-one".

Divisors: 1 31 46130011 1430030341