Base | Representation |
---|---|
bin | 101101100011111111110 |
3 | 2210211222221 |
4 | 11230133332 |
5 | 340233430 |
6 | 51555554 |
7 | 15455512 |
oct | 5543776 |
9 | 2724887 |
10 | 1492990 |
11 | 92a784 |
12 | 5bbbba |
13 | 403735 |
14 | 2ac142 |
15 | 1e757a |
hex | 16c7fe |
1492990 has 16 divisors (see below), whose sum is σ = 2706048. Its totient is φ = 593056.
The previous prime is 1492969. The next prime is 1492993. The reversal of 1492990 is 992941.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1492993) 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, 1299 + ... + 2161.
It is an arithmetic number, because the mean of its divisors is an integer number (169128).
21492990 is an apocalyptic number.
1492990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1492990 is a deficient number, since it is larger than the sum of its proper divisors (1213058).
1492990 is a wasteful number, since it uses less digits than its factorization.
1492990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1043.
The product of its (nonzero) digits is 5832, while the sum is 34.
The square root of 1492990 is about 1221.8796994795. The cubic root of 1492990 is about 114.2928247064.
The spelling of 1492990 in words is "one million, four hundred ninety-two thousand, nine hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •