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61068674 = 2193158209
BaseRepresentation
bin1110100011110…
…1010110000010
311020220121110202
43220331112002
5111113144144
610020525202
71341034532
oct350752602
9136817422
1061068674
1131520887
1218550802
13c862514
1481794c2
15556464e
hex3a3d582

61068674 has 8 divisors (see below), whose sum is σ = 92078220. Its totient is φ = 30375936.

The previous prime is 61068673. The next prime is 61068697. The reversal of 61068674 is 47686016.

61068674 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 54125449 + 6943225 = 7357^2 + 2635^2 .

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

It is not an unprimeable number, because it can be changed into a prime (61068673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78719 + ... + 79490.

Almost surely, 261068674 is an apocalyptic number.

61068674 is a deficient number, since it is larger than the sum of its proper divisors (31009546).

61068674 is a wasteful number, since it uses less digits than its factorization.

61068674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158404.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 61068674 is about 7814.6448415779. The cubic root of 61068674 is about 393.7973869566.

The spelling of 61068674 in words is "sixty-one million, sixty-eight thousand, six hundred seventy-four".

Divisors: 1 2 193 386 158209 316418 30534337 61068674