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289476674 = 21391041283
BaseRepresentation
bin10001010000010…
…001000001000010
3202011200221100022
4101100101001002
51043101223144
644420253442
710113340214
oct2120210102
9664627308
10289476674
11139447123
1280b41282
1347c84c96
142a6345b4
151a630cee
hex11411042

289476674 has 8 divisors (see below), whose sum is σ = 437339280. Its totient is φ = 143696916.

The previous prime is 289476661. The next prime is 289476709. The reversal of 289476674 is 476674982.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520364 + ... + 520919.

It is an arithmetic number, because the mean of its divisors is an integer number (54667410).

Almost surely, 2289476674 is an apocalyptic number.

289476674 is a deficient number, since it is larger than the sum of its proper divisors (147862606).

289476674 is a wasteful number, since it uses less digits than its factorization.

289476674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041424.

The product of its digits is 4064256, while the sum is 53.

The square root of 289476674 is about 17014.0140472494. The cubic root of 289476674 is about 661.5121998623.

The spelling of 289476674 in words is "two hundred eighty-nine million, four hundred seventy-six thousand, six hundred seventy-four".

Divisors: 1 2 139 278 1041283 2082566 144738337 289476674