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7030116 = 2232195281
BaseRepresentation
bin11010110100010101100100
3111020011111200
4122310111210
53244430431
6410402500
7113516652
oct32642544
914204450
107030116
113a71915
122430430
1315c1b42
14d0ddd2
1593cee6
hex6b4564

7030116 has 18 divisors (see below), whose sum is σ = 17770662. Its totient is φ = 2343360.

The previous prime is 7030099. The next prime is 7030117. The reversal of 7030116 is 6110307.

It can be written as a sum of positive squares in only one way, i.e., 6969600 + 60516 = 2640^2 + 246^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (7030117) 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 5 ways as a sum of consecutive naturals, for example, 97605 + ... + 97676.

It is an arithmetic number, because the mean of its divisors is an integer number (987259).

Almost surely, 27030116 is an apocalyptic number.

It is an amenable number.

7030116 is an abundant number, since it is smaller than the sum of its proper divisors (10740546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7030116 is a wasteful number, since it uses less digits than its factorization.

7030116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195291 (or 195286 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 7030116 is about 2651.4365917366. The cubic root of 7030116 is about 191.5670583459.

The spelling of 7030116 in words is "seven million, thirty thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 9 12 18 36 195281 390562 585843 781124 1171686 1757529 2343372 3515058 7030116