Base | Representation |
---|---|
bin | 100111011111010101000 |
3 | 2102202000122 |
4 | 10323322220 |
5 | 312401432 |
6 | 43422412 |
7 | 13666400 |
oct | 4737250 |
9 | 2382018 |
10 | 1293992 |
11 | 804217 |
12 | 524a08 |
13 | 363c9b |
14 | 259800 |
15 | 1a8612 |
hex | 13bea8 |
1293992 has 24 divisors (see below), whose sum is σ = 2823210. Its totient is φ = 554400.
The previous prime is 1293983. The next prime is 1294019. The reversal of 1293992 is 2993921.
It can be written as a sum of positive squares in only one way, i.e., 1223236 + 70756 = 1106^2 + 266^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1259 + ... + 2042.
21293992 is an apocalyptic number.
It is an amenable number.
1293992 is an abundant number, since it is smaller than the sum of its proper divisors (1529218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1293992 is a wasteful number, since it uses less digits than its factorization.
1293992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3321 (or 3310 counting only the distinct ones).
The product of its digits is 8748, while the sum is 35.
The square root of 1293992 is about 1137.5376916832. The cubic root of 1293992 is about 108.9708981590.
It can be divided in two parts, 12939 and 92, that added together give a palindrome (13031).
The spelling of 1293992 in words is "one million, two hundred ninety-three thousand, nine hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •