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214413551 = 1123518291
BaseRepresentation
bin11001100011110…
…11000011101111
3112221110100002122
430301323003233
5414342213201
633135343155
75212325252
oct1461730357
9487410078
10214413551
11100038090
125b981abb
1335562a31
1420695099
1513c54e1b
hexcc7b0ef

214413551 has 8 divisors (see below), whose sum is σ = 234033408. Its totient is φ = 194815000.

The previous prime is 214413547. The next prime is 214413569. The reversal of 214413551 is 155314412.

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 214413551 - 22 = 214413547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214413551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214410551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21716 + ... + 30006.

It is an arithmetic number, because the mean of its divisors is an integer number (29254176).

Almost surely, 2214413551 is an apocalyptic number.

214413551 is a deficient number, since it is larger than the sum of its proper divisors (19619857).

214413551 is a wasteful number, since it uses less digits than its factorization.

214413551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10653.

The product of its digits is 2400, while the sum is 26.

The square root of 214413551 is about 14642.8668982546. The cubic root of 214413551 is about 598.5274547146.

Adding to 214413551 its reverse (155314412), we get a palindrome (369727963).

The spelling of 214413551 in words is "two hundred fourteen million, four hundred thirteen thousand, five hundred fifty-one".

Divisors: 1 11 2351 8291 25861 91201 19492141 214413551