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10613642 = 213408217
BaseRepresentation
bin101000011111…
…001110001010
3201222020011212
4220133032022
510204114032
61015253122
7156133364
oct50371612
921866155
1010613642
115a9a206
12367a1a2
132277c80
1415a3d34
15de9bb2
hexa1f38a

10613642 has 8 divisors (see below), whose sum is σ = 17145156. Its totient is φ = 4898592.

The previous prime is 10613641. The next prime is 10613663. The reversal of 10613642 is 24631601.

It is a happy number.

10613642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10504081 + 109561 = 3241^2 + 331^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×106136422 = 225298793008328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10613641) 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, 204083 + ... + 204134.

Almost surely, 210613642 is an apocalyptic number.

10613642 is a deficient number, since it is larger than the sum of its proper divisors (6531514).

10613642 is a wasteful number, since it uses less digits than its factorization.

10613642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408232.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 10613642 is about 3257.8584990757. The cubic root of 10613642 is about 219.7631196914.

The spelling of 10613642 in words is "ten million, six hundred thirteen thousand, six hundred forty-two".

Divisors: 1 2 13 26 408217 816434 5306821 10613642