Base | Representation |
---|---|
bin | 100101111000000011… |
… | …111011001100100000 |
3 | 10212222021220021122001 |
4 | 211320003323030200 |
5 | 1131242231003410 |
6 | 30403313453344 |
7 | 2636546541343 |
oct | 457003731440 |
9 | 125867807561 |
10 | 40669000480 |
11 | 1627a654aa9 |
12 | 7a6bb71254 |
13 | 3ab1859a34 |
14 | 1d7b39645a |
15 | 10d05d433a |
hex | 9780fb320 |
40669000480 has 72 divisors (see below), whose sum is σ = 96632454492. Its totient is φ = 16174680576.
The previous prime is 40669000447. The next prime is 40669000511. The reversal of 40669000480 is 8400096604.
It can be written as a sum of positive squares in 2 ways, for example, as 39335582224 + 1333418256 = 198332^2 + 36516^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5122594 + ... + 5130526.
Almost surely, 240669000480 is an apocalyptic number.
40669000480 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 40669000480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48316227246).
40669000480 is an abundant number, since it is smaller than the sum of its proper divisors (55963454012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40669000480 is an equidigital number, since it uses as much as digits as its factorization.
40669000480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8306 (or 8119 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 37.
The spelling of 40669000480 in words is "forty billion, six hundred sixty-nine million, four hundred eighty", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •