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201442414 = 21391674339
BaseRepresentation
bin11000000000111…
…00010001101110
3112001001100001011
430000130101232
5403032124124
631553335434
74664142445
oct1400342156
9461040034
10201442414
11a3788738
125756757a
13329709c4
141ca79d5c
1512a41994
hexc01c46e

201442414 has 16 divisors (see below), whose sum is σ = 306230400. Its totient is φ = 99374904.

The previous prime is 201442361. The next prime is 201442421. The reversal of 201442414 is 414244102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44257 + ... + 48595.

It is an arithmetic number, because the mean of its divisors is an integer number (19139400).

Almost surely, 2201442414 is an apocalyptic number.

201442414 is a deficient number, since it is larger than the sum of its proper divisors (104787986).

201442414 is a wasteful number, since it uses less digits than its factorization.

201442414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4647.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 201442414 is about 14193.0410412991. The cubic root of 201442414 is about 586.2060627219.

Adding to 201442414 its reverse (414244102), we get a palindrome (615686516).

The spelling of 201442414 in words is "two hundred one million, four hundred forty-two thousand, four hundred fourteen".

Divisors: 1 2 139 167 278 334 4339 8678 23213 46426 603121 724613 1206242 1449226 100721207 201442414