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1430422120 = 23535760553
BaseRepresentation
bin101010101000010…
…1000001001101000
310200200120222021001
41111100220021220
510412142001440
6353534524344
750306246611
oct12520501150
93620528231
101430422120
11674488346
1233b0666b4
1319a47092a
14d7d90c08
15858a3b9a
hex55428268

1430422120 has 16 divisors (see below), whose sum is σ = 3218449860. Its totient is φ = 572168832.

The previous prime is 1430422099. The next prime is 1430422159. The reversal of 1430422120 is 212240341.

It can be written as a sum of positive squares in 2 ways, for example, as 1379528164 + 50893956 = 37142^2 + 7134^2 .

It is a super-2 number, since 2×14304221202 = 4092214882770588800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17880237 + ... + 17880316.

Almost surely, 21430422120 is an apocalyptic number.

1430422120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1430422120 is an abundant number, since it is smaller than the sum of its proper divisors (1788027740).

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

1430422120 is a wasteful number, since it uses less digits than its factorization.

1430422120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35760564 (or 35760560 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1430422120 is about 37820.9217233002. The cubic root of 1430422120 is about 1126.7340159468.

Adding to 1430422120 its reverse (212240341), we get a palindrome (1642662461).

The spelling of 1430422120 in words is "one billion, four hundred thirty million, four hundred twenty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 35760553 71521106 143042212 178802765 286084424 357605530 715211060 1430422120