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65424083 = 166339341
BaseRepresentation
bin1111100110010…
…0101011010011
311120002212222012
43321210223103
5113222032313
610254133135
71423044524
oct371445323
9146085865
1065424083
1133a2609a
1219ab11ab
1310728a9a
14899084b
155b24da8
hex3e64ad3

65424083 has 4 divisors (see below), whose sum is σ = 65465088. Its totient is φ = 65383080.

The previous prime is 65424077. The next prime is 65424091. The reversal of 65424083 is 38042456.

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 65424083 - 212 = 65419987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65424013) 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, 18008 + ... + 21333.

It is an arithmetic number, because the mean of its divisors is an integer number (16366272).

Almost surely, 265424083 is an apocalyptic number.

65424083 is a deficient number, since it is larger than the sum of its proper divisors (41005).

65424083 is a wasteful number, since it uses less digits than its factorization.

65424083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41004.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 65424083 is about 8088.5155003870. The cubic root of 65424083 is about 402.9451022963.

The spelling of 65424083 in words is "sixty-five million, four hundred twenty-four thousand, eighty-three".

Divisors: 1 1663 39341 65424083