Base | Representation |
---|---|
bin | 1001010001111001… |
… | …0011001100001110 |
3 | 20102121012102200021 |
4 | 2110132103030032 |
5 | 20100142032034 |
6 | 1051102052354 |
7 | 115504621546 |
oct | 22436231416 |
9 | 6377172607 |
10 | 2490970894 |
11 | 10690a7335 |
12 | 59627a0ba |
13 | 3090ba799 |
14 | 198b80326 |
15 | e8a456b4 |
hex | 9479330e |
2490970894 has 8 divisors (see below), whose sum is σ = 3742823448. Its totient is φ = 1243363080.
The previous prime is 2490970891. The next prime is 2490970901. The reversal of 2490970894 is 4980790942.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2490970891) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1059717 + ... + 1062064.
It is an arithmetic number, because the mean of its divisors is an integer number (467852931).
Almost surely, 22490970894 is an apocalyptic number.
2490970894 is a deficient number, since it is larger than the sum of its proper divisors (1251852554).
2490970894 is a wasteful number, since it uses less digits than its factorization.
2490970894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2122370.
The product of its (nonzero) digits is 1306368, while the sum is 52.
The square root of 2490970894 is about 49909.6272676926. The cubic root of 2490970894 is about 1355.5729196732.
The spelling of 2490970894 in words is "two billion, four hundred ninety million, nine hundred seventy thousand, eight hundred ninety-four".
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