Base | Representation |
---|---|
bin | 111100010100100… |
… | …101101111101101 |
3 | 2121112022110210002 |
4 | 330110211233231 |
5 | 4033034433240 |
6 | 244231154045 |
7 | 34036055036 |
oct | 7424455755 |
9 | 2545273702 |
10 | 1012030445 |
11 | 47a2a04a8 |
12 | 242b15925 |
13 | 13188ccaa |
14 | 9859da8d |
15 | 5dcaad15 |
hex | 3c525bed |
1012030445 has 4 divisors (see below), whose sum is σ = 1214436540. Its totient is φ = 809624352.
The previous prime is 1012030423. The next prime is 1012030457. The reversal of 1012030445 is 5440302101.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 602898916 + 409131529 = 24554^2 + 20227^2 .
It is a cyclic number.
It is not a de Polignac number, because 1012030445 - 26 = 1012030381 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101203040 + ... + 101203049.
It is an arithmetic number, because the mean of its divisors is an integer number (303609135).
Almost surely, 21012030445 is an apocalyptic number.
It is an amenable number.
1012030445 is a deficient number, since it is larger than the sum of its proper divisors (202406095).
1012030445 is an equidigital number, since it uses as much as digits as its factorization.
1012030445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202406094.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 1012030445 is about 31812.4259527625. The cubic root of 1012030445 is about 1003.9941736698.
Adding to 1012030445 its reverse (5440302101), we get a palindrome (6452332546).
The spelling of 1012030445 in words is "one billion, twelve million, thirty thousand, four hundred forty-five".
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