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214480393 = 3494791283
BaseRepresentation
bin11001100100010…
…11011000001001
3112221120201210021
430302023120021
5414401333033
633141020441
75213024161
oct1462133011
9487521707
10214480393
11100083326
125b9b4721
133558729a
14206b15a1
1513c69b2d
hexcc8b609

214480393 has 8 divisors (see below), whose sum is σ = 215712000. Its totient is φ = 213253008.

The previous prime is 214480367. The next prime is 214480403. The reversal of 214480393 is 393084412.

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 214480393 - 213 = 214472201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214480363) 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, 166530 + ... + 167812.

It is an arithmetic number, because the mean of its divisors is an integer number (26964000).

Almost surely, 2214480393 is an apocalyptic number.

It is an amenable number.

214480393 is a deficient number, since it is larger than the sum of its proper divisors (1231607).

214480393 is a wasteful number, since it uses less digits than its factorization.

214480393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 214480393 is about 14645.1491286364. The cubic root of 214480393 is about 598.5896439052.

The spelling of 214480393 in words is "two hundred fourteen million, four hundred eighty thousand, three hundred ninety-three".

Divisors: 1 349 479 1283 167171 447767 614557 214480393