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7000147 = 71190911
BaseRepresentation
bin11010101101000001010011
3111011122101201
4122231001103
53243001042
6410012031
7113333410
oct32550123
914148351
107000147
113a51350
122417017
1315b12cb
14d03107
159341b7
hex6ad053

7000147 has 8 divisors (see below), whose sum is σ = 8727552. Its totient is φ = 5454600.

The previous prime is 7000129. The next prime is 7000157. The reversal of 7000147 is 7410007.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-7000147 is a prime.

It is a Duffinian number.

7000147 is a modest number, since divided by 147 gives 7 as remainder.

It is not an unprimeable number, because it can be changed into a prime (7000127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45379 + ... + 45532.

It is an arithmetic number, because the mean of its divisors is an integer number (1090944).

Almost surely, 27000147 is an apocalyptic number.

7000147 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

7000147 is a deficient number, since it is larger than the sum of its proper divisors (1727405).

7000147 is a wasteful number, since it uses less digits than its factorization.

7000147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90929.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 7000147 is about 2645.7790913075. The cubic root of 7000147 is about 191.2944573197.

The spelling of 7000147 in words is "seven million, one hundred forty-seven", and thus it is an aban number.

Divisors: 1 7 11 77 90911 636377 1000021 7000147