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213966201 = 3193753793
BaseRepresentation
bin11001100000011…
…01110101111001
3112220121121110010
430300031311321
5414233404301
633122012133
75205453111
oct1460156571
9486547403
10213966201
11aa861a79
125b7a7049
1335437227
14205ba041
1513bb75d6
hexcc0dd79

213966201 has 8 divisors (see below), whose sum is σ = 300303520. Its totient is φ = 135136512.

The previous prime is 213966197. The next prime is 213966211. The reversal of 213966201 is 102669312.

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

It is not a de Polignac number, because 213966201 - 22 = 213966197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213966211) 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, 1876840 + ... + 1876953.

It is an arithmetic number, because the mean of its divisors is an integer number (37537940).

Almost surely, 2213966201 is an apocalyptic number.

It is an amenable number.

213966201 is a deficient number, since it is larger than the sum of its proper divisors (86337319).

213966201 is a wasteful number, since it uses less digits than its factorization.

213966201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753815.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 213966201 is about 14627.5835666729. The cubic root of 213966201 is about 598.1109112595.

The spelling of 213966201 in words is "two hundred thirteen million, nine hundred sixty-six thousand, two hundred one".

Divisors: 1 3 19 57 3753793 11261379 71322067 213966201