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469111872 = 263171011423
BaseRepresentation
bin11011111101100…
…001010001000000
31012200201100111210
4123331201101000
51430043034442
6114314410120
714424246045
oct3375412100
91180640453
10469111872
1122088a769
12111130940
137625bab8
14464351cc
152b2b619c
hex1bf61440

469111872 has 112 divisors (see below), whose sum is σ = 1328147712. Its totient is φ = 145612800.

The previous prime is 469111849. The next prime is 469111883. The reversal of 469111872 is 278111964.

It is a self number, because there is not a number n which added to its sum of digits gives 469111872.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 328953 + ... + 330375.

Almost surely, 2469111872 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 469111872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (664073856).

469111872 is an abundant number, since it is smaller than the sum of its proper divisors (859035840).

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

469111872 is a wasteful number, since it uses less digits than its factorization.

469111872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556 (or 1546 counting only the distinct ones).

The product of its digits is 24192, while the sum is 39.

The square root of 469111872 is about 21658.9905581955. The cubic root of 469111872 is about 777.0079720381.

The spelling of 469111872 in words is "four hundred sixty-nine million, one hundred eleven thousand, eight hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 101 102 136 192 202 204 272 303 404 408 544 606 808 816 1088 1212 1423 1616 1632 1717 2424 2846 3232 3264 3434 4269 4848 5151 5692 6464 6868 8538 9696 10302 11384 13736 17076 19392 20604 22768 24191 27472 34152 41208 45536 48382 54944 68304 72573 82416 91072 96764 109888 136608 143723 145146 164832 193528 273216 287446 290292 329664 387056 431169 574892 580584 774112 862338 1149784 1161168 1548224 1724676 2299568 2322336 2443291 3449352 4599136 4644672 4886582 6898704 7329873 9198272 9773164 13797408 14659746 19546328 27594816 29319492 39092656 58638984 78185312 117277968 156370624 234555936 469111872