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214955 = 5133307
BaseRepresentation
bin110100011110101011
3101220212022
4310132223
523334310
64335055
71553456
oct643653
9356768
10214955
11137554
12a448b
1376ac0
145849d
1543a55
hex347ab

214955 has 8 divisors (see below), whose sum is σ = 277872. Its totient is φ = 158688.

The previous prime is 214943. The next prime is 214967. The reversal of 214955 is 559412.

It is an interprime number because it is at equal distance from previous prime (214943) and next prime (214967).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 214955 - 24 = 214939 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1589 + ... + 1718.

It is an arithmetic number, because the mean of its divisors is an integer number (34734).

2214955 is an apocalyptic number.

214955 is a deficient number, since it is larger than the sum of its proper divisors (62917).

214955 is a wasteful number, since it uses less digits than its factorization.

214955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325.

The product of its digits is 1800, while the sum is 26.

The square root of 214955 is about 463.6323974875. The cubic root of 214955 is about 59.9030842808.

The spelling of 214955 in words is "two hundred fourteen thousand, nine hundred fifty-five".

Divisors: 1 5 13 65 3307 16535 42991 214955