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65029242 = 2313779111
BaseRepresentation
bin1111100000010…
…0010001111010
311112100211100110
43320010101322
5113121413432
610241445150
71416511425
oct370042172
9145324313
1065029242
1133786483
12199407b6
131061b155
1488ca9bc
155a97dcc
hex3e0447a

65029242 has 16 divisors (see below), whose sum is σ = 131009472. Its totient is φ = 21517920.

The previous prime is 65029241. The next prime is 65029249. The reversal of 65029242 is 24292056.

It is a super-3 number, since 3×650292423 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (65029241) 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, 38734 + ... + 40377.

It is an arithmetic number, because the mean of its divisors is an integer number (8188092).

Almost surely, 265029242 is an apocalyptic number.

65029242 is an abundant number, since it is smaller than the sum of its proper divisors (65980230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65029242 is a wasteful number, since it uses less digits than its factorization.

65029242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79253.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 65029242 is about 8064.0710562346. The cubic root of 65029242 is about 402.1328612106.

It can be divided in two parts, 650 and 29242, that added together give a palindrome (29892).

The spelling of 65029242 in words is "sixty-five million, twenty-nine thousand, two hundred forty-two".

Divisors: 1 2 3 6 137 274 411 822 79111 158222 237333 474666 10838207 21676414 32514621 65029242