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65369097 = 3217427249
BaseRepresentation
bin1111100101011…
…1010000001001
311120000002112200
43321113100021
5113213302342
610253030413
71422425313
oct371272011
9146002480
1065369097
1133998852
1219a85409
1310709a51
1489787b3
155b1394c
hex3e57409

65369097 has 12 divisors (see below), whose sum is σ = 99976500. Its totient is φ = 41015808.

The previous prime is 65369093. The next prime is 65369113. The reversal of 65369097 is 79096356.

65369097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 46498761 + 18870336 = 6819^2 + 4344^2 .

It is not a de Polignac number, because 65369097 - 22 = 65369093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65369093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213472 + ... + 213777.

It is an arithmetic number, because the mean of its divisors is an integer number (8331375).

Almost surely, 265369097 is an apocalyptic number.

It is an amenable number.

65369097 is a deficient number, since it is larger than the sum of its proper divisors (34607403).

65369097 is a wasteful number, since it uses less digits than its factorization.

65369097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427272 (or 427269 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 65369097 is about 8085.1157691155. The cubic root of 65369097 is about 402.8321849097.

The spelling of 65369097 in words is "sixty-five million, three hundred sixty-nine thousand, ninety-seven".

Divisors: 1 3 9 17 51 153 427249 1281747 3845241 7263233 21789699 65369097