Base | Representation |
---|---|
bin | 11101001101110… |
… | …110011010010000 |
3 | 1021011100012211110 |
4 | 131031312122100 |
5 | 2000440420000 |
6 | 120350013320 |
7 | 15101243025 |
oct | 3515663220 |
9 | 1234305743 |
10 | 490170000 |
11 | 231762a81 |
12 | 1181a7240 |
13 | 7a722a28 |
14 | 4915754c |
15 | 2d075850 |
hex | 1d376690 |
490170000 has 100 divisors (see below), whose sum is σ = 1582430960. Its totient is φ = 130704000.
The previous prime is 490169989. The next prime is 490170011. The reversal of 490170000 is 71094.
It is an interprime number because it is at equal distance from previous prime (490169989) and next prime (490170011).
It is a tau number, because it is divible by the number of its divisors (100).
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21831 + ... + 38169.
Almost surely, 2490170000 is an apocalyptic number.
490170000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 490170000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (791215480).
490170000 is an abundant number, since it is smaller than the sum of its proper divisors (1092260960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
490170000 is a wasteful number, since it uses less digits than its factorization.
490170000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16370 (or 16349 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 490170000 is about 22139.7831967705. The cubic root of 490170000 is about 788.4646782163.
The spelling of 490170000 in words is "four hundred ninety million, one hundred seventy thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •