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65441038 = 2132516963
BaseRepresentation
bin1111100110100…
…0110100001110
311120010202020011
43321220310032
5113223103123
610254343434
71423145125
oct371506416
9146122204
1065441038
1133a37903
1219abab7a
1310733710
148996abc
155b29e0d
hex3e68d0e

65441038 has 8 divisors (see below), whose sum is σ = 105712488. Its totient is φ = 30203544.

The previous prime is 65441027. The next prime is 65441039. The reversal of 65441038 is 83014456.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65441039) 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, 1258456 + ... + 1258507.

It is an arithmetic number, because the mean of its divisors is an integer number (13214061).

Almost surely, 265441038 is an apocalyptic number.

65441038 is a deficient number, since it is larger than the sum of its proper divisors (40271450).

65441038 is a wasteful number, since it uses less digits than its factorization.

65441038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2516978.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 65441038 is about 8089.5635234542. The cubic root of 65441038 is about 402.9799077472.

The spelling of 65441038 in words is "sixty-five million, four hundred forty-one thousand, thirty-eight".

Divisors: 1 2 13 26 2516963 5033926 32720519 65441038