Base | Representation |
---|---|
bin | 1101110010101010… |
… | …01100010111101000 |
3 | 201010000111211000120 |
4 | 12321111030113220 |
5 | 110131000323234 |
6 | 3222420003240 |
7 | 351325402425 |
oct | 67125142750 |
9 | 21100454016 |
10 | 7404307944 |
11 | 315a5a2170 |
12 | 1527830520 |
13 | 90ccc5307 |
14 | 503522d4c |
15 | 2d507e049 |
hex | 1b954c5e8 |
7404307944 has 128 divisors (see below), whose sum is σ = 20717959680. Its totient is φ = 2185747200.
The previous prime is 7404307903. The next prime is 7404307997. The reversal of 7404307944 is 4497034047.
It is a super-2 number, since 2×74043079442 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 7404307896 and 7404307905.
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, 6322479 + ... + 6323649.
It is an arithmetic number, because the mean of its divisors is an integer number (161859060).
Almost surely, 27404307944 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7404307944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10358979840).
7404307944 is an abundant number, since it is smaller than the sum of its proper divisors (13313651736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7404307944 is a wasteful number, since it uses less digits than its factorization.
7404307944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1791 (or 1787 counting only the distinct ones).
The product of its (nonzero) digits is 338688, while the sum is 42.
The square root of 7404307944 is about 86048.2884431759. The cubic root of 7404307944 is about 1949.0732342987.
The spelling of 7404307944 in words is "seven billion, four hundred four million, three hundred seven thousand, nine hundred forty-four".
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