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67340120 = 2351683503
BaseRepresentation
bin1000000001110…
…00011101011000
311200201020021112
410000320131120
5114214340440
610403155452
71445244611
oct400703530
9150636245
1067340120
11350146a1
121a675b88
1310c49c33
148d2cc08
155da2965
hex4038758

67340120 has 16 divisors (see below), whose sum is σ = 151515360. Its totient is φ = 26936032.

The previous prime is 67340093. The next prime is 67340137. The reversal of 67340120 is 2104376.

It is a super-2 number, since 2×673401202 = 9069383523228800, which contains 22 as substring.

It is a congruent number.

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, 841712 + ... + 841791.

It is an arithmetic number, because the mean of its divisors is an integer number (9469710).

Almost surely, 267340120 is an apocalyptic number.

It is an amenable number.

67340120 is an abundant number, since it is smaller than the sum of its proper divisors (84175240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67340120 is a wasteful number, since it uses less digits than its factorization.

67340120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683514 (or 1683510 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 67340120 is about 8206.1026072064. The cubic root of 67340120 is about 406.8409208732.

Adding to 67340120 its reverse (2104376), we get a palindrome (69444496).

The spelling of 67340120 in words is "sixty-seven million, three hundred forty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1683503 3367006 6734012 8417515 13468024 16835030 33670060 67340120