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804715212 = 223783115421
BaseRepresentation
bin101111111101101…
…111101011001100
32002002012202202010
4233331233223030
53122001341322
6211503501220
725640652330
oct5775575314
92062182663
10804715212
113832714a4
121a55b7810
13ca944162
1478c357c0
154a9a920c
hex2ff6facc

804715212 has 48 divisors (see below), whose sum is σ = 2171780352. Its totient is φ = 227146560.

The previous prime is 804715211. The next prime is 804715217. The reversal of 804715212 is 212517408.

It is a self number, because there is not a number n which added to its sum of digits gives 804715212.

It is not an unprimeable number, because it can be changed into a prime (804715211) 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, 50739 + ... + 64682.

It is an arithmetic number, because the mean of its divisors is an integer number (45245424).

Almost surely, 2804715212 is an apocalyptic number.

It is an amenable number.

804715212 is an abundant number, since it is smaller than the sum of its proper divisors (1367065140).

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

804715212 is a wasteful number, since it uses less digits than its factorization.

804715212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115518 (or 115516 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 804715212 is about 28367.5027452189. The cubic root of 804715212 is about 930.1380347777.

The spelling of 804715212 in words is "eight hundred four million, seven hundred fifteen thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 83 84 166 249 332 498 581 996 1162 1743 2324 3486 6972 115421 230842 346263 461684 692526 807947 1385052 1615894 2423841 3231788 4847682 9579943 9695364 19159886 28739829 38319772 57479658 67059601 114959316 134119202 201178803 268238404 402357606 804715212