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208230814 = 21119947563
BaseRepresentation
bin11000110100101…
…01100110011110
3112111211012222101
430122111212132
5411301341224
632355035314
75105634631
oct1432254636
9474735871
10208230814
11a75a4990
125989bb3a
13341a97cc
141d925c18
1513433044
hexc69599e

208230814 has 16 divisors (see below), whose sum is σ = 342460800. Its totient is φ = 94172760.

The previous prime is 208230787. The next prime is 208230829. The reversal of 208230814 is 418032802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19404 + ... + 28159.

It is an arithmetic number, because the mean of its divisors is an integer number (21403800).

Almost surely, 2208230814 is an apocalyptic number.

208230814 is a deficient number, since it is larger than the sum of its proper divisors (134229986).

208230814 is a wasteful number, since it uses less digits than its factorization.

208230814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47775.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 208230814 is about 14430.2049188499. The cubic root of 208230814 is about 592.7182947055.

It can be divided in two parts, 2082 and 30814, that added together give a triangular number (32896 = T256).

The spelling of 208230814 in words is "two hundred eight million, two hundred thirty thousand, eight hundred fourteen".

Divisors: 1 2 11 22 199 398 2189 4378 47563 95126 523193 1046386 9465037 18930074 104115407 208230814