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67672314 = 2337317167
BaseRepresentation
bin1000000100010…
…01100011111010
311201100002222000
410002021203322
5114311003224
610414241430
71451130243
oct402114372
9151302860
1067672314
1135221236
121a7b6276
13110351b8
148db7cca
155e1b0c9
hex40898fa

67672314 has 32 divisors (see below), whose sum is σ = 152451840. Its totient is φ = 22247136.

The previous prime is 67672313. The next prime is 67672321. The reversal of 67672314 is 41327676.

It is a super-2 number, since 2×676723142 = 9159084164229192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67672313) 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 15 ways as a sum of consecutive naturals, for example, 4642 + ... + 12525.

It is an arithmetic number, because the mean of its divisors is an integer number (4764120).

Almost surely, 267672314 is an apocalyptic number.

67672314 is an abundant number, since it is smaller than the sum of its proper divisors (84779526).

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

67672314 is a wasteful number, since it uses less digits than its factorization.

67672314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17251 (or 17245 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 67672314 is about 8226.3183745829. The cubic root of 67672314 is about 407.5088163498.

The spelling of 67672314 in words is "sixty-seven million, six hundred seventy-two thousand, three hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 73 146 219 438 657 1314 1971 3942 17167 34334 51501 103002 154503 309006 463509 927018 1253191 2506382 3759573 7519146 11278719 22557438 33836157 67672314