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67061042 = 264352147
BaseRepresentation
bin1111111111010…
…0010100110010
311200012001110022
43333310110302
5114131423132
610353203442
71443003146
oct377642462
9150161408
1067061042
1134943a54
121a560582
1310b7cbb9
148c99226
155d49e12
hex3ff4532

67061042 has 8 divisors (see below), whose sum is σ = 100749936. Its totient is φ = 33477732.

The previous prime is 67061041. The next prime is 67061053. The reversal of 67061042 is 24016076.

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 (67061041) 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, 24788 + ... + 27359.

It is an arithmetic number, because the mean of its divisors is an integer number (12593742).

Almost surely, 267061042 is an apocalyptic number.

67061042 is a deficient number, since it is larger than the sum of its proper divisors (33688894).

67061042 is a wasteful number, since it uses less digits than its factorization.

67061042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52792.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 67061042 is about 8189.0806565817. The cubic root of 67061042 is about 406.2781183851.

The spelling of 67061042 in words is "sixty-seven million, sixty-one thousand, forty-two".

Divisors: 1 2 643 1286 52147 104294 33530521 67061042