Base | Representation |
---|---|
bin | 101100100010000… |
… | …000001010000010 |
3 | 1221001211011200100 |
4 | 230202000022002 |
5 | 3012230023132 |
6 | 202045103230 |
7 | 24341224206 |
oct | 5442001202 |
9 | 1831734610 |
10 | 747111042 |
11 | 3537a7647 |
12 | 18a257b16 |
13 | bba25852 |
14 | 7131cb06 |
15 | 458cb37c |
hex | 2c880282 |
747111042 has 48 divisors (see below), whose sum is σ = 1649269440. Its totient is φ = 244360800.
The previous prime is 747111017. The next prime is 747111049. The reversal of 747111042 is 240111747.
It is a junction number, because it is equal to n+sod(n) for n = 747110997 and 747111015.
It is not an unprimeable number, because it can be changed into a prime (747111049) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 890059 + ... + 890897.
It is an arithmetic number, because the mean of its divisors is an integer number (34359780).
Almost surely, 2747111042 is an apocalyptic number.
747111042 is an abundant number, since it is smaller than the sum of its proper divisors (902158398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
747111042 is a wasteful number, since it uses less digits than its factorization.
747111042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1719 (or 1716 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 27.
The square root of 747111042 is about 27333.3320691057. The cubic root of 747111042 is about 907.3922208818.
Adding to 747111042 its reverse (240111747), we get a palindrome (987222789).
The spelling of 747111042 in words is "seven hundred forty-seven million, one hundred eleven thousand, forty-two".
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