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214808741 = 732179539
BaseRepresentation
bin11001100110110…
…11100010100101
3112222012102012022
430303123202211
5414442334431
633152032525
75215562360
oct1463334245
9488172168
10214808741
11100287a94
125bb32745
1335670884
14207590d7
1513cd207b
hexccdb8a5

214808741 has 8 divisors (see below), whose sum is σ = 245597760. Its totient is φ = 184045248.

The previous prime is 214808729. The next prime is 214808747. The reversal of 214808741 is 147808412.

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 214808741 - 26 = 214808677 is a prime.

It is a super-2 number, since 2×2148087412 = 92285590420010162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214808747) 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, 17750 + ... + 27288.

It is an arithmetic number, because the mean of its divisors is an integer number (30699720).

Almost surely, 2214808741 is an apocalyptic number.

It is an amenable number.

214808741 is a deficient number, since it is larger than the sum of its proper divisors (30789019).

214808741 is an equidigital number, since it uses as much as digits as its factorization.

214808741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12763.

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 214808741 is about 14656.3549697734. The cubic root of 214808741 is about 598.8949484252.

The spelling of 214808741 in words is "two hundred fourteen million, eight hundred eight thousand, seven hundred forty-one".

Divisors: 1 7 3217 9539 22519 66773 30686963 214808741