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465765664 = 25713307521
BaseRepresentation
bin11011110000110…
…000010100100000
31012110102100101011
4123300300110200
51423214000124
6114114550304
714353641250
oct3360602440
91173370334
10465765664
11219a04701
1210bb98394
13756599b0
1445c03960
152ad54994
hex1bc30520

465765664 has 96 divisors (see below), whose sum is σ = 1134435456. Its totient is φ = 183306240.

The previous prime is 465765661. The next prime is 465765667. The reversal of 465765664 is 466567564.

It is an interprime number because it is at equal distance from previous prime (465765661) and next prime (465765667).

It is a super-2 number, since 2×4657656642 = 433875307522721792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (465765661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 893724 + ... + 894244.

It is an arithmetic number, because the mean of its divisors is an integer number (11817036).

Almost surely, 2465765664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 465765664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567217728).

465765664 is an abundant number, since it is smaller than the sum of its proper divisors (668669792).

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

465765664 is a wasteful number, since it uses less digits than its factorization.

465765664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858 (or 850 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 49.

The square root of 465765664 is about 21581.6047596095. The cubic root of 465765664 is about 775.1560776184.

The spelling of 465765664 in words is "four hundred sixty-five million, seven hundred sixty-five thousand, six hundred sixty-four".

Divisors: 1 2 4 7 8 13 14 16 26 28 32 52 56 91 104 112 182 208 224 307 364 416 521 614 728 1042 1228 1456 2084 2149 2456 2912 3647 3991 4168 4298 4912 6773 7294 7982 8336 8596 9824 13546 14588 15964 16672 17192 27092 27937 29176 31928 34384 47411 54184 55874 58352 63856 68768 94822 108368 111748 116704 127712 159947 189644 216736 223496 319894 379288 446992 639788 758576 893984 1119629 1279576 1517152 2079311 2239258 2559152 4158622 4478516 5118304 8317244 8957032 14555177 16634488 17914064 29110354 33268976 35828128 58220708 66537952 116441416 232882832 465765664