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4872812 = 2271729353
BaseRepresentation
bin10010100101101001101100
3100011120020112
4102211221230
52221412222
6252235152
756263310
oct22455154
910146215
104872812
11282901a
12176bab8
131017c29
1490bb40
15663be2
hex4a5a6c

4872812 has 48 divisors (see below), whose sum is σ = 10704960. Its totient is φ = 1892352.

The previous prime is 4872793. The next prime is 4872817. The reversal of 4872812 is 2182784.

It is not an unprimeable number, because it can be changed into a prime (4872817) 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, 13628 + ... + 13980.

It is an arithmetic number, because the mean of its divisors is an integer number (223020).

Almost surely, 24872812 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 4872812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5352480).

4872812 is an abundant number, since it is smaller than the sum of its proper divisors (5832148).

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

4872812 is a wasteful number, since it uses less digits than its factorization.

4872812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 408 counting only the distinct ones).

The product of its digits is 7168, while the sum is 32.

The square root of 4872812 is about 2207.4446765434. Note that the first 3 decimals coincide. The cubic root of 4872812 is about 169.5352009336.

The spelling of 4872812 in words is "four million, eight hundred seventy-two thousand, eight hundred twelve".

Divisors: 1 2 4 7 14 17 28 29 34 58 68 116 119 203 238 353 406 476 493 706 812 986 1412 1972 2471 3451 4942 6001 6902 9884 10237 12002 13804 20474 24004 40948 42007 71659 84014 143318 168028 174029 286636 348058 696116 1218203 2436406 4872812