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1430051121 = 32612604829
BaseRepresentation
bin101010100111100…
…1101100100110001
310200122220010100100
41111033031210301
510412043113441
6353522543013
750303143152
oct12517154461
93618803310
101430051121
11674254634
1233ab07a69
1319a370ac5
14d7cd5929
158582dcb6
hex553cd931

1430051121 has 12 divisors (see below), whose sum is σ = 2099492980. Its totient is φ = 937738080.

The previous prime is 1430051113. The next prime is 1430051123. The reversal of 1430051121 is 1211500341.

It can be written as a sum of positive squares in 2 ways, for example, as 598536225 + 831514896 = 24465^2 + 28836^2 .

It is not a de Polignac number, because 1430051121 - 23 = 1430051113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1430051094 and 1430051103.

It is not an unprimeable number, because it can be changed into a prime (1430051123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1301866 + ... + 1302963.

Almost surely, 21430051121 is an apocalyptic number.

It is an amenable number.

1430051121 is a deficient number, since it is larger than the sum of its proper divisors (669441859).

1430051121 is a wasteful number, since it uses less digits than its factorization.

1430051121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604896 (or 2604893 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1430051121 is about 37816.0167257209. The cubic root of 1430051121 is about 1126.6365963735.

Adding to 1430051121 its reverse (1211500341), we get a palindrome (2641551462).

The spelling of 1430051121 in words is "one billion, four hundred thirty million, fifty-one thousand, one hundred twenty-one".

Divisors: 1 3 9 61 183 549 2604829 7814487 23443461 158894569 476683707 1430051121