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214960279 = 6110334213
BaseRepresentation
bin11001101000000…
…00100010010111
3112222111010001211
430310000202113
5420012212104
633155202251
75220063232
oct1464004227
9488433054
10214960279
11100380926
125bba6387
13356c4841
1420798419
1513d11e04
hexcd00897

214960279 has 8 divisors (see below), whose sum is σ = 220611872. Its totient is φ = 209377440.

The previous prime is 214960247. The next prime is 214960283. The reversal of 214960279 is 972069412.

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 214960279 - 25 = 214960247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214960379) by changing a digit.

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, 10824 + ... + 23389.

It is an arithmetic number, because the mean of its divisors is an integer number (27576484).

Almost surely, 2214960279 is an apocalyptic number.

214960279 is a deficient number, since it is larger than the sum of its proper divisors (5651593).

214960279 is a wasteful number, since it uses less digits than its factorization.

214960279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34377.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 214960279 is about 14661.5237611921. The cubic root of 214960279 is about 599.0357465593.

The spelling of 214960279 in words is "two hundred fourteen million, nine hundred sixty thousand, two hundred seventy-nine".

Divisors: 1 61 103 6283 34213 2086993 3523939 214960279