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7067268 = 22321315101
BaseRepresentation
bin11010111101011010000100
3111022001110200
4122331122010
53302123033
6411250500
7114033165
oct32753204
914261420
107067268
113a9781a
122449a30
131605a20
14d1d76c
15949013
hex6bd684

7067268 has 36 divisors (see below), whose sum is σ = 19239948. Its totient is φ = 2174400.

The previous prime is 7067251. The next prime is 7067303. The reversal of 7067268 is 8627607.

It can be written as a sum of positive squares in 2 ways, for example, as 956484 + 6110784 = 978^2 + 2472^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7083 + ... + 8018.

It is an arithmetic number, because the mean of its divisors is an integer number (534443).

Almost surely, 27067268 is an apocalyptic number.

7067268 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

7067268 is an abundant number, since it is smaller than the sum of its proper divisors (12172680).

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

7067268 is a wasteful number, since it uses less digits than its factorization.

7067268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15124 (or 15119 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 7067268 is about 2658.4333732482. The cubic root of 7067268 is about 191.9039232854.

The spelling of 7067268 in words is "seven million, sixty-seven thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 15101 30202 45303 60404 90606 135909 181212 196313 271818 392626 543636 588939 785252 1177878 1766817 2355756 3533634 7067268