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214141251 = 383778521
BaseRepresentation
bin11001100001110…
…00100101000011
3112220221111120110
430300320211003
5414310010001
633125442403
75210112342
oct1460704503
9486844513
10214141251
11aa971545
125b870403
1335498acc
1420623b59
1513bee3d6
hexcc38943

214141251 has 8 divisors (see below), whose sum is σ = 285589264. Its totient is φ = 142727040.

The previous prime is 214141199. The next prime is 214141283. The reversal of 214141251 is 152141412.

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

It is not a de Polignac number, because 214141251 - 29 = 214140739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214141051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20871 + ... + 29391.

It is an arithmetic number, because the mean of its divisors is an integer number (35698658).

Almost surely, 2214141251 is an apocalyptic number.

214141251 is a deficient number, since it is larger than the sum of its proper divisors (71448013).

214141251 is an equidigital number, since it uses as much as digits as its factorization.

214141251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16901.

The product of its digits is 320, while the sum is 21.

The square root of 214141251 is about 14633.5659017206. The cubic root of 214141251 is about 598.2739756053.

Adding to 214141251 its reverse (152141412), we get a palindrome (366282663).

The spelling of 214141251 in words is "two hundred fourteen million, one hundred forty-one thousand, two hundred fifty-one".

Divisors: 1 3 8377 8521 25131 25563 71380417 214141251