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1430101423 = 9711472813
BaseRepresentation
bin101010100111101…
…1001110110101111
310200122222200100101
41111033121312233
510412101221143
6353524011531
750303442622
oct12517316657
93618880311
101430101423
11674289403
1233ab30ba7
1319a38a97a
14d7d09db9
158583db4d
hex553d9daf

1430101423 has 4 divisors (see below), whose sum is σ = 1431575208. Its totient is φ = 1428627640.

The previous prime is 1430101411. The next prime is 1430101441. The reversal of 1430101423 is 3241010341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3241010341 = 21139153319.

It is a cyclic number.

It is not a de Polignac number, because 1430101423 - 25 = 1430101391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1430101423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430101483) 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, 735436 + ... + 737377.

It is an arithmetic number, because the mean of its divisors is an integer number (357893802).

Almost surely, 21430101423 is an apocalyptic number.

1430101423 is a deficient number, since it is larger than the sum of its proper divisors (1473785).

1430101423 is an equidigital number, since it uses as much as digits as its factorization.

1430101423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473784.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1430101423 is about 37816.6818084295. The cubic root of 1430101423 is about 1126.6498060200.

Adding to 1430101423 its reverse (3241010341), we get a palindrome (4671111764).

The spelling of 1430101423 in words is "one billion, four hundred thirty million, one hundred one thousand, four hundred twenty-three".

Divisors: 1 971 1472813 1430101423