Base | Representation |
---|---|
bin | 100101100101011110… |
… | …001101010010110000 |
3 | 10212011120001021111110 |
4 | 211211132031102300 |
5 | 1130122410420443 |
6 | 30312333113320 |
7 | 2626041613311 |
oct | 454536152260 |
9 | 125146037443 |
10 | 40357123248 |
11 | 1612a5a9022 |
12 | 79a3628840 |
13 | 3a62060ab0 |
14 | 1d4bbb0608 |
15 | 10b302b233 |
hex | 96578d4b0 |
40357123248 has 160 divisors (see below), whose sum is σ = 113590951936. Its totient is φ = 12272891904.
The previous prime is 40357123193. The next prime is 40357123253. The reversal of 40357123248 is 84232175304.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24803811 + ... + 24805437.
Almost surely, 240357123248 is an apocalyptic number.
40357123248 is a gapful number since it is divisible by the number (48) 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 40357123248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56795475968).
40357123248 is an abundant number, since it is smaller than the sum of its proper divisors (73233828688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40357123248 is a wasteful number, since it uses less digits than its factorization.
40357123248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2091 (or 2085 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 39.
The spelling of 40357123248 in words is "forty billion, three hundred fifty-seven million, one hundred twenty-three thousand, two hundred forty-eight".
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