Search a number
-
+
214155 = 3254759
BaseRepresentation
bin110100010010001011
3101212202200
4310102023
523323110
64331243
71551234
oct642213
9355680
10214155
11136997
12a3b23
1376626
145808b
15436c0
hex3448b

214155 has 12 divisors (see below), whose sum is σ = 371280. Its totient is φ = 114192.

The previous prime is 214147. The next prime is 214163. The reversal of 214155 is 551412.

214155 is nontrivially palindromic in base 2.

It is an interprime number because it is at equal distance from previous prime (214147) and next prime (214163).

It is not a de Polignac number, because 214155 - 23 = 214147 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2335 + ... + 2424.

It is an arithmetic number, because the mean of its divisors is an integer number (30940).

2214155 is an apocalyptic number.

214155 is a deficient number, since it is larger than the sum of its proper divisors (157125).

214155 is a wasteful number, since it uses less digits than its factorization.

214155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4770 (or 4767 counting only the distinct ones).

The product of its digits is 200, while the sum is 18.

The square root of 214155 is about 462.7688407834. The cubic root of 214155 is about 59.8286779448.

Adding to 214155 its reverse (551412), we get a palindrome (765567).

The spelling of 214155 in words is "two hundred fourteen thousand, one hundred fifty-five".

Divisors: 1 3 5 9 15 45 4759 14277 23795 42831 71385 214155