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13373042 = 238917189
BaseRepresentation
bin110011000000…
…111001110010
3221011102100212
4303000321302
511410414132
61154344122
7221445314
oct63007162
927142325
1013373042
117604401
12458b042
132a02c57
141ac17b4
1512925b2
hexcc0e72

13373042 has 8 divisors (see below), whose sum is σ = 20112300. Its totient is φ = 6668944.

The previous prime is 13373039. The next prime is 13373047. The reversal of 13373042 is 24037331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13169641 + 203401 = 3629^2 + 451^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 13372999 and 13373017.

It is not an unprimeable number, because it can be changed into a prime (13373047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7817 + ... + 9372.

Almost surely, 213373042 is an apocalyptic number.

13373042 is a deficient number, since it is larger than the sum of its proper divisors (6739258).

13373042 is a wasteful number, since it uses less digits than its factorization.

13373042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17580.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 13373042 is about 3656.9170075352. The cubic root of 13373042 is about 237.3613861515.

The spelling of 13373042 in words is "thirteen million, three hundred seventy-three thousand, forty-two".

Divisors: 1 2 389 778 17189 34378 6686521 13373042