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289417060 = 22557125343
BaseRepresentation
bin10001010000000…
…010011101100100
3202011120220120101
4101100002131210
51043042321220
644415113444
710113001342
oct2120023544
9664526511
10289417060
11139406359
1280b12884
1347c63aca
142a61a992
151a61d30a
hex11402764

289417060 has 24 divisors (see below), whose sum is σ = 608864256. Its totient is φ = 115559520.

The previous prime is 289417039. The next prime is 289417067. The reversal of 289417060 is 60714982.

289417060 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (289417067) 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, 1252 + ... + 24091.

It is an arithmetic number, because the mean of its divisors is an integer number (25369344).

Almost surely, 2289417060 is an apocalyptic number.

289417060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

289417060 is an abundant number, since it is smaller than the sum of its proper divisors (319447196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

289417060 is a wasteful number, since it uses less digits than its factorization.

289417060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25923 (or 25921 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 289417060 is about 17012.2620482992. The cubic root of 289417060 is about 661.4667867667.

The spelling of 289417060 in words is "two hundred eighty-nine million, four hundred seventeen thousand, sixty".

Divisors: 1 2 4 5 10 20 571 1142 2284 2855 5710 11420 25343 50686 101372 126715 253430 506860 14470853 28941706 57883412 72354265 144708530 289417060