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214342800 = 243527171979
BaseRepresentation
bin11001100011010…
…01110010010000
3112221022202001020
430301221302100
5414332432200
633134035440
75211612060
oct1461516220
9487282036
10214342800
11aaa99a11
125b948b80
1335539779
14206773a0
1513c3dea0
hexcc69c90

214342800 has 480 divisors, whose sum is σ = 885657600. Its totient is φ = 43130880.

The previous prime is 214342787. The next prime is 214342829. The reversal of 214342800 is 8243412.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2713161 + ... + 2713239.

It is an arithmetic number, because the mean of its divisors is an integer number (1845120).

Almost surely, 2214342800 is an apocalyptic number.

214342800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214342800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (442828800).

214342800 is an abundant number, since it is smaller than the sum of its proper divisors (671314800).

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

214342800 is a wasteful number, since it uses less digits than its factorization.

214342800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 214342800 is about 14640.4508127311. The cubic root of 214342800 is about 598.4616145436.

The spelling of 214342800 in words is "two hundred fourteen million, three hundred forty-two thousand, eight hundred".