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2989254 = 23498209
BaseRepresentation
bin1011011001110011000110
312121212111010
423121303012
51231124004
6144023050
734260012
oct13316306
95555433
102989254
111761964
121001a86
138087b8
1457b542
153e0a89
hex2d9cc6

2989254 has 8 divisors (see below), whose sum is σ = 5978520. Its totient is φ = 996416.

The previous prime is 2989223. The next prime is 2989271. The reversal of 2989254 is 4529892.

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

2989254 is an admirable number.

It is an alternating number because its digits alternate between even and odd.

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249099 + ... + 249110.

It is an arithmetic number, because the mean of its divisors is an integer number (747315).

22989254 is an apocalyptic number.

2989254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2989254 is a wasteful number, since it uses less digits than its factorization.

2989254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498214.

The product of its digits is 51840, while the sum is 39.

The square root of 2989254 is about 1728.9459216528. The cubic root of 2989254 is about 144.0525464096.

The spelling of 2989254 in words is "two million, nine hundred eighty-nine thousand, two hundred fifty-four".

Divisors: 1 2 3 6 498209 996418 1494627 2989254