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1930412029 = 71343493333
BaseRepresentation
bin111001100001111…
…1011111111111101
311222112102002110211
41303003323333331
512423141141104
6515315232421
765560142260
oct16303737775
94875362424
101930412029
11900738147
1245a5a8711
13249c21250
14144542cd7
15b4718e04
hex730fbffd

1930412029 has 16 divisors (see below), whose sum is σ = 2431149952. Its totient is φ = 1491835968.

The previous prime is 1930412021. The next prime is 1930412083. The reversal of 1930412029 is 9202140391.

It is not a de Polignac number, because 1930412029 - 23 = 1930412021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1930412021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242754 + ... + 250579.

It is an arithmetic number, because the mean of its divisors is an integer number (151946872).

Almost surely, 21930412029 is an apocalyptic number.

It is an amenable number.

1930412029 is a deficient number, since it is larger than the sum of its proper divisors (500737923).

1930412029 is a wasteful number, since it uses less digits than its factorization.

1930412029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493396.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1930412029 is about 43936.4544427518. The cubic root of 1930412029 is about 1245.1356613084.

The spelling of 1930412029 in words is "one billion, nine hundred thirty million, four hundred twelve thousand, twenty-nine".

Divisors: 1 7 13 43 91 301 559 3913 493333 3453331 6413329 21213319 44893303 148493233 275773147 1930412029