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66482723 = 5311171123
BaseRepresentation
bin1111110110011…
…1001000100011
311122002200011002
43331213020203
5114004421343
610332542215
71435044116
oct375471043
9148080132
1066482723
11345894aa
121a32196b
1310a098b8
148b8857d
155c838b8
hex3f67223

66482723 has 8 divisors (see below), whose sum is σ = 67858128. Its totient is φ = 65111904.

The previous prime is 66482711. The next prime is 66482737. The reversal of 66482723 is 32728466.

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

It is a cyclic number.

It is not a de Polignac number, because 66482723 - 26 = 66482659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66482743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58640 + ... + 59762.

It is an arithmetic number, because the mean of its divisors is an integer number (8482266).

Almost surely, 266482723 is an apocalyptic number.

66482723 is a deficient number, since it is larger than the sum of its proper divisors (1375405).

66482723 is a wasteful number, since it uses less digits than its factorization.

66482723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2293.

The product of its digits is 96768, while the sum is 38.

The square root of 66482723 is about 8153.6938255002. The cubic root of 66482723 is about 405.1068620111.

The spelling of 66482723 in words is "sixty-six million, four hundred eighty-two thousand, seven hundred twenty-three".

Divisors: 1 53 1117 1123 59201 59519 1254391 66482723