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65030107 = 71915917
BaseRepresentation
bin1111100000010…
…0011111011011
311112100212112111
43320010133123
5113121430412
610241453151
71416514102
oct370043733
9145325474
1065030107
113378709a
12199411b7
131061b66c
1488cb039
155a982a7
hex3e047db

65030107 has 4 divisors (see below), whose sum is σ = 65946096. Its totient is φ = 64114120.

The previous prime is 65030101. The next prime is 65030111. The reversal of 65030107 is 70103056.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65030107 - 211 = 65028059 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65030101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 457888 + ... + 458029.

It is an arithmetic number, because the mean of its divisors is an integer number (16486524).

Almost surely, 265030107 is an apocalyptic number.

65030107 is a deficient number, since it is larger than the sum of its proper divisors (915989).

65030107 is an equidigital number, since it uses as much as digits as its factorization.

65030107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915988.

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 65030107 is about 8064.1246890162. The cubic root of 65030107 is about 402.1346442207.

The spelling of 65030107 in words is "sixty-five million, thirty thousand, one hundred seven".

Divisors: 1 71 915917 65030107