Base | Representation |
---|---|
bin | 100010110101111… |
… | …1011000111100000 |
3 | 10000110221120122110 |
4 | 1011223323013200 |
5 | 4343300022430 |
6 | 312002435320 |
7 | 40654354650 |
oct | 10553730740 |
9 | 3013846573 |
10 | 1169142240 |
11 | 54aa4a962 |
12 | 287662b40 |
13 | 1582abc56 |
14 | b13ba360 |
15 | 6c9927b0 |
hex | 45afb1e0 |
1169142240 has 96 divisors (see below), whose sum is σ = 4208924160. Its totient is φ = 267231744.
The previous prime is 1169142209. The next prime is 1169142253. The reversal of 1169142240 is 422419611.
1169142240 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 1169142198 and 1169142207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170620 + ... + 177339.
It is an arithmetic number, because the mean of its divisors is an integer number (43842960).
Almost surely, 21169142240 is an apocalyptic number.
1169142240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1169142240 is an abundant number, since it is smaller than the sum of its proper divisors (3039781920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1169142240 is a wasteful number, since it uses less digits than its factorization.
1169142240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 347984 (or 347976 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 1169142240 is about 34192.7220326197. The cubic root of 1169142240 is about 1053.4706741105.
The spelling of 1169142240 in words is "one billion, one hundred sixty-nine million, one hundred forty-two thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •