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15008068 = 223752017
BaseRepresentation
bin111001010000…
…000101000100
31001020111012101
4321100011010
512320224233
61253401444
7241365205
oct71200504
931214171
1015008068
118520869
125039284
13315621a
141dc95ac
1514b6c7d
hexe50144

15008068 has 6 divisors (see below), whose sum is σ = 26264126. Its totient is φ = 7504032.

The previous prime is 15008053. The next prime is 15008069. The reversal of 15008068 is 86080051.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14884164 + 123904 = 3858^2 + 352^2 .

It is not an unprimeable number, because it can be changed into a prime (15008069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1876005 + ... + 1876012.

Almost surely, 215008068 is an apocalyptic number.

It is an amenable number.

15008068 is a deficient number, since it is larger than the sum of its proper divisors (11256058).

15008068 is a wasteful number, since it uses less digits than its factorization.

15008068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752021 (or 3752019 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 15008068 is about 3874.0247805093. The cubic root of 15008068 is about 246.6654159502.

The spelling of 15008068 in words is "fifteen million, eight thousand, sixty-eight".

Divisors: 1 2 4 3752017 7504034 15008068