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4029879373 = 13309990721
BaseRepresentation
bin1111000000110011…
…0001010001001101
3101101211221002020121
43300030301101031
531223122114443
61503514144541
7201602260312
oct36014612115
911354832217
104029879373
111788842023
12945722151
134c2b83810
142a32d0d09
15188bc84ed
hexf033144d

4029879373 has 4 divisors (see below), whose sum is σ = 4339870108. Its totient is φ = 3719888640.

The previous prime is 4029879313. The next prime is 4029879389. The reversal of 4029879373 is 3739789204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2192299684 + 1837579689 = 46822^2 + 42867^2 .

It is not a de Polignac number, because 4029879373 - 29 = 4029878861 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 4029879373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4029879313) 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, 154995348 + ... + 154995373.

It is an arithmetic number, because the mean of its divisors is an integer number (1084967527).

Almost surely, 24029879373 is an apocalyptic number.

It is an amenable number.

4029879373 is a deficient number, since it is larger than the sum of its proper divisors (309990735).

4029879373 is a wasteful number, since it uses less digits than its factorization.

4029879373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309990734.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The square root of 4029879373 is about 63481.3309012973. The cubic root of 4029879373 is about 1591.3437966533.

The spelling of 4029879373 in words is "four billion, twenty-nine million, eight hundred seventy-nine thousand, three hundred seventy-three".

Divisors: 1 13 309990721 4029879373