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67034434 = 2171971601
BaseRepresentation
bin1111111110110…
…1110101000010
311200010200221211
43333231311002
5114130100214
610352440334
71442532445
oct377556502
9150120854
1067034434
1134925a65
121a5490aa
1310b70a5c
148c8d65c
155d420c4
hex3fedd42

67034434 has 8 divisors (see below), whose sum is σ = 106466508. Its totient is φ = 31545600.

The previous prime is 67034419. The next prime is 67034449. The reversal of 67034434 is 43443076.

It is an interprime number because it is at equal distance from previous prime (67034419) and next prime (67034449).

It can be written as a sum of positive squares in 2 ways, for example, as 54096025 + 12938409 = 7355^2 + 3597^2 .

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 = 67034396 and 67034405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 985767 + ... + 985834.

Almost surely, 267034434 is an apocalyptic number.

67034434 is a deficient number, since it is larger than the sum of its proper divisors (39432074).

67034434 is a wasteful number, since it uses less digits than its factorization.

67034434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971620.

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 67034434 is about 8187.4558930110. The cubic root of 67034434 is about 406.2243779028.

The spelling of 67034434 in words is "sixty-seven million, thirty-four thousand, four hundred thirty-four".

Divisors: 1 2 17 34 1971601 3943202 33517217 67034434