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6985028 = 2217139739
BaseRepresentation
bin11010101001010101000100
3111010212122202
4122221111010
53242010103
6405414032
7113241341
oct32512504
914125582
106985028
113a40a56
12240a318
1315a746b
14cdb7c8
1592e988
hex6a9544

6985028 has 24 divisors (see below), whose sum is σ = 13053600. Its totient is φ = 3259008.

The previous prime is 6985021. The next prime is 6985037. The reversal of 6985028 is 8205896.

It is a junction number, because it is equal to n+sod(n) for n = 6984982 and 6985000.

It is not an unprimeable number, because it can be changed into a prime (6985021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9083 + ... + 9821.

It is an arithmetic number, because the mean of its divisors is an integer number (543900).

Almost surely, 26985028 is an apocalyptic number.

6985028 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6985028 is a deficient number, since it is larger than the sum of its proper divisors (6068572).

6985028 is a wasteful number, since it uses less digits than its factorization.

6985028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899 (or 897 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 6985028 is about 2642.9203544564. The cubic root of 6985028 is about 191.1566380429.

The spelling of 6985028 in words is "six million, nine hundred eighty-five thousand, twenty-eight".

Divisors: 1 2 4 17 34 68 139 278 556 739 1478 2363 2956 4726 9452 12563 25126 50252 102721 205442 410884 1746257 3492514 6985028