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4132642793 = 39719104047
BaseRepresentation
bin1111011001010011…
…0001111111101001
3101200000022000011012
43312110301333221
531430424032133
61522024513305
7204260612156
oct36624617751
911600260135
104132642793
111830850774
1297401b835
1350b254086
142b2c0122d
15192c26b48
hexf6531fe9

4132642793 has 4 divisors (see below), whose sum is σ = 4132786560. Its totient is φ = 4132499028.

The previous prime is 4132642781. The next prime is 4132642799. The reversal of 4132642793 is 3972462314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4132642793 - 226 = 4065533929 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 4132642793.

It is not an unprimeable number, because it can be changed into a prime (4132642799) 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, 12305 + ... + 91742.

It is an arithmetic number, because the mean of its divisors is an integer number (1033196640).

Almost surely, 24132642793 is an apocalyptic number.

It is an amenable number.

4132642793 is a deficient number, since it is larger than the sum of its proper divisors (143767).

4132642793 is a wasteful number, since it uses less digits than its factorization.

4132642793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143766.

The product of its digits is 217728, while the sum is 41.

The square root of 4132642793 is about 64285.6344216964. The cubic root of 4132642793 is about 1604.7570395973.

The spelling of 4132642793 in words is "four billion, one hundred thirty-two million, six hundred forty-two thousand, seven hundred ninety-three".

Divisors: 1 39719 104047 4132642793