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469072865 = 5373477307
BaseRepresentation
bin11011111101010…
…111101111100001
31012200122101000002
4123331113233201
51430040312430
6114313505345
714424024242
oct3375275741
91180571002
10469072865
11220863428
12111112255
1376247111
1446424cc9
152b2a9845
hex1bf57be1

469072865 has 16 divisors (see below), whose sum is σ = 579845952. Its totient is φ = 364014144.

The previous prime is 469072847. The next prime is 469072867. The reversal of 469072865 is 568270964.

It is a cyclic number.

It is not a de Polignac number, because 469072865 - 26 = 469072801 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (469072867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60542 + ... + 67848.

It is an arithmetic number, because the mean of its divisors is an integer number (36240372).

Almost surely, 2469072865 is an apocalyptic number.

It is an amenable number.

469072865 is a deficient number, since it is larger than the sum of its proper divisors (110773087).

469072865 is a wasteful number, since it uses less digits than its factorization.

469072865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7696.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 469072865 is about 21658.0900589133. The cubic root of 469072865 is about 776.9864351782.

The spelling of 469072865 in words is "four hundred sixty-nine million, seventy-two thousand, eight hundred sixty-five".

Divisors: 1 5 37 185 347 1735 7307 12839 36535 64195 270359 1351795 2535529 12677645 93814573 469072865