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4287953793 = 31429317931
BaseRepresentation
bin1111111110010100…
…1111101110000001
3102001211112121210110
43333211033232001
532240204010133
61545253421533
7211155002004
oct37745175601
912054477713
104287953793
111900490172
129b803a8a9
13534492486
142c96ad53b
151a16a4c63
hexff94fb81

4287953793 has 4 divisors (see below), whose sum is σ = 5717271728. Its totient is φ = 2858635860.

The previous prime is 4287953783. The next prime is 4287953807. The reversal of 4287953793 is 3973597824.

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 not a de Polignac number, because 4287953793 - 26 = 4287953729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4287953713) 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, 714658963 + ... + 714658968.

It is an arithmetic number, because the mean of its divisors is an integer number (1429317932).

Almost surely, 24287953793 is an apocalyptic number.

It is an amenable number.

4287953793 is a deficient number, since it is larger than the sum of its proper divisors (1429317935).

4287953793 is a wasteful number, since it uses less digits than its factorization.

4287953793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429317934.

The product of its digits is 11430720, while the sum is 57.

The square root of 4287953793 is about 65482.4693563094. The cubic root of 4287953793 is about 1624.6134045866.

The spelling of 4287953793 in words is "four billion, two hundred eighty-seven million, nine hundred fifty-three thousand, seven hundred ninety-three".

Divisors: 1 3 1429317931 4287953793