Base | Representation |
---|---|
bin | 1001101111000… |
… | …0011000010000 |
3 | 2211211101220000 |
4 | 2123300120100 |
5 | 40423033410 |
6 | 4015050000 |
7 | 1004024205 |
oct | 233603020 |
9 | 84741800 |
10 | 40830480 |
11 | 210585a9 |
12 | 11810900 |
13 | 85c7862 |
14 | 55cbcac |
15 | 38b7dc0 |
hex | 26f0610 |
40830480 has 100 divisors (see below), whose sum is σ = 141832812. Its totient is φ = 10886400.
The previous prime is 40830443. The next prime is 40830509. The reversal of 40830480 is 8403804.
It can be written as a sum of positive squares in 2 ways, for example, as 19927296 + 20903184 = 4464^2 + 4572^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 3330 + ... + 9630.
Almost surely, 240830480 is an apocalyptic number.
40830480 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 40830480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70916406).
40830480 is an abundant number, since it is smaller than the sum of its proper divisors (101002332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40830480 is a wasteful number, since it uses less digits than its factorization.
40830480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6326 (or 6311 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 40830480 is about 6389.8732381793. The cubic root of 40830480 is about 344.3458303274.
The spelling of 40830480 in words is "forty million, eight hundred thirty thousand, four hundred eighty".
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