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214300812 = 223116832377
BaseRepresentation
bin11001100010111…
…11100010001100
3112221020121110010
430301133202030
5414330111222
633133113220
75211345465
oct1461374214
9487217403
10214300812
11aaa70410
125b928810
133552361b
1420665d6c
1513c3180c
hexcc5f88c

214300812 has 48 divisors (see below), whose sum is σ = 546521472. Its totient is φ = 64817280.

The previous prime is 214300811. The next prime is 214300837. The reversal of 214300812 is 218003412.

214300812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (214300811) 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, 88968 + ... + 91344.

It is an arithmetic number, because the mean of its divisors is an integer number (11385864).

Almost surely, 2214300812 is an apocalyptic number.

214300812 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

214300812 is an abundant number, since it is smaller than the sum of its proper divisors (332220660).

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

214300812 is a wasteful number, since it uses less digits than its factorization.

214300812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078 (or 3076 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 214300812 is about 14639.0167702616. The cubic root of 214300812 is about 598.4225340812.

The spelling of 214300812 in words is "two hundred fourteen million, three hundred thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 683 1366 2049 2377 2732 4098 4754 7131 7513 8196 9508 14262 15026 22539 26147 28524 30052 45078 52294 78441 90156 104588 156882 313764 1623491 3246982 4870473 6493964 9740946 17858401 19481892 35716802 53575203 71433604 107150406 214300812