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12384201 = 318122807
BaseRepresentation
bin101111001111…
…011111001001
3212022011221010
4233033133021
511132243301
61121234133
7210156354
oct57173711
925264833
1012384201
116a99485
124192949
132747b3b
14190529b
1511495d6
hexbcf7c9

12384201 has 8 divisors (see below), whose sum is σ = 16604224. Its totient is φ = 8210160.

The previous prime is 12384199. The next prime is 12384209. The reversal of 12384201 is 10248321.

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

It is not a de Polignac number, because 12384201 - 21 = 12384199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12384209) 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, 10861 + ... + 11946.

It is an arithmetic number, because the mean of its divisors is an integer number (2075528).

Almost surely, 212384201 is an apocalyptic number.

It is an amenable number.

12384201 is a deficient number, since it is larger than the sum of its proper divisors (4220023).

12384201 is a wasteful number, since it uses less digits than its factorization.

12384201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22991.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 12384201 is about 3519.1193500647. The cubic root of 12384201 is about 231.3605620812.

Multiplying 12384201 by its sum of digits (21), we get a triangular number (260068221 = T22806).

The spelling of 12384201 in words is "twelve million, three hundred eighty-four thousand, two hundred one".

Divisors: 1 3 181 543 22807 68421 4128067 12384201