Base | Representation |
---|---|
bin | 1001011111111001110111 |
3 | 11200111121022 |
4 | 21133321313 |
5 | 1114134400 |
6 | 125211355 |
7 | 30110255 |
oct | 11377167 |
9 | 4614538 |
10 | 2489975 |
11 | 1450834 |
12 | a00b5b |
13 | 692477 |
14 | 48b5d5 |
15 | 342b85 |
hex | 25fe77 |
2489975 has 12 divisors (see below), whose sum is σ = 3114384. Its totient is φ = 1974720.
The previous prime is 2489947. The next prime is 2489999. The reversal of 2489975 is 5799842.
It is a happy number.
It is not a de Polignac number, because 2489975 - 28 = 2489719 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3062 + ... + 3788.
It is an arithmetic number, because the mean of its divisors is an integer number (259532).
22489975 is an apocalyptic number.
2489975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2489975 is a deficient number, since it is larger than the sum of its proper divisors (624409).
2489975 is a wasteful number, since it uses less digits than its factorization.
2489975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 874 (or 869 counting only the distinct ones).
The product of its digits is 181440, while the sum is 44.
The square root of 2489975 is about 1577.9654622329. The cubic root of 2489975 is about 135.5392242212.
The spelling of 2489975 in words is "two million, four hundred eighty-nine thousand, nine hundred seventy-five".
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