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4072683887 = 9859413093
BaseRepresentation
bin1111001011000000…
…0011100101101111
3101111211110202222222
43302300003211233
531320101341022
61512043425555
7202632145646
oct36260034557
911454422888
104072683887
1117aaa18758
12957b252bb
134cb9bca2c
142a8c7435d
1518c831242
hexf2c0396f

4072683887 has 4 divisors (see below), whose sum is σ = 4073106840. Its totient is φ = 4072260936.

The previous prime is 4072683859. The next prime is 4072683889. The reversal of 4072683887 is 7883862704.

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

It is a cyclic number.

It is not a de Polignac number, because 4072683887 - 28 = 4072683631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072683889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196688 + ... + 216405.

It is an arithmetic number, because the mean of its divisors is an integer number (1018276710).

Almost surely, 24072683887 is an apocalyptic number.

4072683887 is a deficient number, since it is larger than the sum of its proper divisors (422953).

4072683887 is an equidigital number, since it uses as much as digits as its factorization.

4072683887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422952.

The product of its (nonzero) digits is 3612672, while the sum is 53.

The square root of 4072683887 is about 63817.5828984458. The cubic root of 4072683887 is about 1596.9582688707.

The spelling of 4072683887 in words is "four billion, seventy-two million, six hundred eighty-three thousand, eight hundred eighty-seven".

Divisors: 1 9859 413093 4072683887