Search a number
-
+
465974912 = 271331657
BaseRepresentation
bin11011110001100…
…011011010000000
31012110210222102002
4123301203122000
51423242144122
6114123243132
714355502304
oct3361433200
91173728362
10465974912
1121a037937
121100794a8
1375701000
1445c59d04
152ad96992
hex1bc63680

465974912 has 64 divisors (see below), whose sum is σ = 1006240200. Its totient is φ = 214935552.

The previous prime is 465974909. The next prime is 465974921. The reversal of 465974912 is 219479564.

It can be written as a sum of positive squares in 4 ways, for example, as 5271616 + 460703296 = 2296^2 + 21464^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×4659749122 = 434265237226815488, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 280388 + ... + 282044.

Almost surely, 2465974912 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 465974912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (503120100).

465974912 is an abundant number, since it is smaller than the sum of its proper divisors (540265288).

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

465974912 is an equidigital number, since it uses as much as digits as its factorization.

465974912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710 (or 1672 counting only the distinct ones).

The product of its digits is 544320, while the sum is 47.

The square root of 465974912 is about 21586.4520475228. The cubic root of 465974912 is about 775.2721414017.

The spelling of 465974912 in words is "four hundred sixty-five million, nine hundred seventy-four thousand, nine hundred twelve".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 128 169 208 338 416 676 832 1352 1657 1664 2197 2704 3314 4394 5408 6628 8788 10816 13256 17576 21541 21632 26512 35152 43082 53024 70304 86164 106048 140608 172328 212096 280033 281216 344656 560066 689312 1120132 1378624 2240264 2757248 3640429 4480528 7280858 8961056 14561716 17922112 29123432 35844224 58246864 116493728 232987456 465974912