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200040401 = 1129716121
BaseRepresentation
bin10111110110001…
…01111111010001
3111221102002211202
423323011333101
5402202243101
631503320545
74646213111
oct1373057721
9457362752
10200040401
11a2a10350
1256bb0155
133259c802
141c7d3041
151286636b
hexbec5fd1

200040401 has 8 divisors (see below), whose sum is σ = 218335008. Its totient is φ = 181764000.

The previous prime is 200040383. The next prime is 200040409. The reversal of 200040401 is 104040002.

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

It is not a de Polignac number, because 200040401 - 226 = 132931537 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200040409) 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, 29621 + ... + 35741.

It is an arithmetic number, because the mean of its divisors is an integer number (27291876).

Almost surely, 2200040401 is an apocalyptic number.

It is an amenable number.

200040401 is a deficient number, since it is larger than the sum of its proper divisors (18294607).

200040401 is a wasteful number, since it uses less digits than its factorization.

200040401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9103.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 200040401 is about 14143.5639426560. The cubic root of 200040401 is about 584.8429227383.

Adding to 200040401 its reverse (104040002), we get a palindrome (304080403).

The spelling of 200040401 in words is "two hundred million, forty thousand, four hundred one".

Divisors: 1 11 2971 6121 32681 67331 18185491 200040401