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67080082 = 240183641
BaseRepresentation
bin1111111111100…
…0111110010010
311200020000120111
43333320332102
5114133030312
610353431534
71443112516
oct377707622
9150200514
1067080082
1134957293
121a56b5aa
1310b88774
148ca2146
155d508a7
hex3ff8f92

67080082 has 8 divisors (see below), whose sum is σ = 100872252. Its totient is φ = 33456000.

The previous prime is 67080073. The next prime is 67080107. The reversal of 67080082 is 28008076.

It can be written as a sum of positive squares in 2 ways, for example, as 66928761 + 151321 = 8181^2 + 389^2 .

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

It is a super-2 number, since 2×670800822 = 8999474802253448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41019 + ... + 42622.

Almost surely, 267080082 is an apocalyptic number.

67080082 is a deficient number, since it is larger than the sum of its proper divisors (33792170).

67080082 is a wasteful number, since it uses less digits than its factorization.

67080082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84044.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 67080082 is about 8190.2430977353. The cubic root of 67080082 is about 406.3165649664.

The spelling of 67080082 in words is "sixty-seven million, eighty thousand, eighty-two".

Divisors: 1 2 401 802 83641 167282 33540041 67080082