Base | Representation |
---|---|
bin | 11111111101001011… |
… | …000010011000001000 |
3 | 10021120021122102221102 |
4 | 133331023002120020 |
5 | 1030232422100130 |
6 | 23432435400532 |
7 | 2323201511114 |
oct | 377513023010 |
9 | 107507572842 |
10 | 34312300040 |
11 | 13608442967 |
12 | 6797153148 |
13 | 330a900025 |
14 | 1937054744 |
15 | d5c4dc645 |
hex | 7fd2c2608 |
34312300040 has 32 divisors (see below), whose sum is σ = 79864839000. Its totient is φ = 13251646464.
The previous prime is 34312300031. The next prime is 34312300063. The reversal of 34312300040 is 4000321343.
It can be written as a sum of positive squares in 4 ways, for example, as 16313931076 + 17998368964 = 127726^2 + 134158^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 34312299985 and 34312300021.
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 7 ways as a sum of consecutive naturals, for example, 14788625 + ... + 14790944.
Almost surely, 234312300040 is an apocalyptic number.
It is an amenable number.
34312300040 is an abundant number, since it is smaller than the sum of its proper divisors (45552538960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34312300040 is a wasteful number, since it uses less digits than its factorization.
34312300040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29579609 (or 29579605 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 34312300040 its reverse (4000321343), we get a palindrome (38312621383).
The spelling of 34312300040 in words is "thirty-four billion, three hundred twelve million, three hundred thousand, forty".
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