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13245076 = 2213254713
BaseRepresentation
bin110010100001…
…101010010100
3220220220211101
4302201222110
511342320301
61151515444
7220403245
oct62415224
926826741
1013245076
117527249
124528b84
132989930
141a8accc
151269701
hexca1a94

13245076 has 12 divisors (see below), whose sum is σ = 24961972. Its totient is φ = 6113088.

The previous prime is 13245049. The next prime is 13245077. The reversal of 13245076 is 67054231.

It can be written as a sum of positive squares in 2 ways, for example, as 6380676 + 6864400 = 2526^2 + 2620^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13245077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127305 + ... + 127408.

Almost surely, 213245076 is an apocalyptic number.

It is an amenable number.

13245076 is a deficient number, since it is larger than the sum of its proper divisors (11716896).

13245076 is a wasteful number, since it uses less digits than its factorization.

13245076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254730 (or 254728 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 13245076 is about 3639.3785183737. The cubic root of 13245076 is about 236.6018584256.

It can be divided in two parts, 1324 and 5076, that added together give a square (6400 = 802).

The spelling of 13245076 in words is "thirteen million, two hundred forty-five thousand, seventy-six".

Divisors: 1 2 4 13 26 52 254713 509426 1018852 3311269 6622538 13245076